1178889010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1997}}^1$

素因数の和:2275

約数の個数: 64

約数和(自身を含む): 2416780800

約数和(自身を除く): 1237891790

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 239, 247, 478, 494, 1195, 1235, 1997, 2390, 2470, 3107, 3994, 4541, 6214, 9082, 9985, 15535, 19970, 22705, 25961, 31070, 37943, 45410, 51922, 59033, 75886, 118066, 129805, 189715, 259610, 295165, 379430, 477283, 493259, 590330, 954566, 986518, 2386415, 2466295, 4772830, 4932590, 6204679, 9068377, 12409358, 18136754, 31023395, 45341885, 62046790, 90683770, 117888901, 235777802, 589444505, 1178889010]

約数ペア:

[(1, 1178889010), (2, 589444505), (5, 235777802), (10, 117888901), (13, 90683770), (19, 62046790), (26, 45341885), (38, 31023395), (65, 18136754), (95, 12409358), (130, 9068377), (190, 6204679), (239, 4932590), (247, 4772830), (478, 2466295), (494, 2386415), (1195, 986518), (1235, 954566), (1997, 590330), (2390, 493259), (2470, 477283), (3107, 379430), (3994, 295165), (4541, 259610), (6214, 189715), (9082, 129805), (9985, 118066), (15535, 75886), (19970, 59033), (22705, 51922), (25961, 45410), (31070, 37943)]