20515604010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{18301}}^1$

素因数の和:18444

約数の個数: 128

約数和(自身を含む): 55661506560

約数和(自身を除く): 35145902550

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 79, 86, 110, 129, 158, 165, 215, 237, 258, 330, 395, 430, 473, 474, 645, 790, 869, 946, 1185, 1290, 1419, 1738, 2365, 2370, 2607, 2838, 3397, 4345, 4730, 5214, 6794, 7095, 8690, 10191, 13035, 14190, 16985, 18301, 20382, 26070, 33970, 36602, 37367, 50955, 54903, 74734, 91505, 101910, 109806, 112101, 183010, 186835, 201311, 224202, 274515, 373670, 402622, 549030, 560505, 603933, 786943, 1006555, 1121010, 1207866, 1445779, 1573886, 2013110, 2360829, 2891558, 3019665, 3934715, 4337337, 4721658, 6039330, 7228895, 7869430, 8656373, 8674674, 11804145, 14457790, 15903569, 17312746, 21686685, 23608290, 25969119, 31807138, 43281865, 43373370, 47710707, 51938238, 62168497, 79517845, 86563730, 95421414, 124336994, 129845595, 159035690, 186505491, 238553535, 259691190, 310842485, 373010982, 477107070, 621684970, 683853467, 932527455, 1367706934, 1865054910, 2051560401, 3419267335, 4103120802, 6838534670, 10257802005, 20515604010]

約数ペア:

[(1, 20515604010), (2, 10257802005), (3, 6838534670), (5, 4103120802), (6, 3419267335), (10, 2051560401), (11, 1865054910), (15, 1367706934), (22, 932527455), (30, 683853467), (33, 621684970), (43, 477107070), (55, 373010982), (66, 310842485), (79, 259691190), (86, 238553535), (110, 186505491), (129, 159035690), (158, 129845595), (165, 124336994), (215, 95421414), (237, 86563730), (258, 79517845), (330, 62168497), (395, 51938238), (430, 47710707), (473, 43373370), (474, 43281865), (645, 31807138), (790, 25969119), (869, 23608290), (946, 21686685), (1185, 17312746), (1290, 15903569), (1419, 14457790), (1738, 11804145), (2365, 8674674), (2370, 8656373), (2607, 7869430), (2838, 7228895), (3397, 6039330), (4345, 4721658), (4730, 4337337), (5214, 3934715), (6794, 3019665), (7095, 2891558), (8690, 2360829), (10191, 2013110), (13035, 1573886), (14190, 1445779), (16985, 1207866), (18301, 1121010), (20382, 1006555), (26070, 786943), (33970, 603933), (36602, 560505), (37367, 549030), (50955, 402622), (54903, 373670), (74734, 274515), (91505, 224202), (101910, 201311), (109806, 186835), (112101, 183010)]