20067120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:659

約数の個数: 120

約数和(自身を含む): 68942016

約数和(自身を除く): 48874896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 564, 593, 705, 720, 752, 846, 940, 1128, 1186, 1410, 1692, 1779, 1880, 2115, 2256, 2372, 2820, 2965, 3384, 3558, 3760, 4230, 4744, 5337, 5640, 5930, 6768, 7116, 8460, 8895, 9488, 10674, 11280, 11860, 14232, 16920, 17790, 21348, 23720, 26685, 27871, 28464, 33840, 35580, 42696, 47440, 53370, 55742, 71160, 83613, 85392, 106740, 111484, 139355, 142320, 167226, 213480, 222968, 250839, 278710, 334452, 418065, 426960, 445936, 501678, 557420, 668904, 836130, 1003356, 1114840, 1254195, 1337808, 1672260, 2006712, 2229680, 2508390, 3344520, 4013424, 5016780, 6689040, 10033560, 20067120]

約数ペア:

[(1, 20067120), (2, 10033560), (3, 6689040), (4, 5016780), (5, 4013424), (6, 3344520), (8, 2508390), (9, 2229680), (10, 2006712), (12, 1672260), (15, 1337808), (16, 1254195), (18, 1114840), (20, 1003356), (24, 836130), (30, 668904), (36, 557420), (40, 501678), (45, 445936), (47, 426960), (48, 418065), (60, 334452), (72, 278710), (80, 250839), (90, 222968), (94, 213480), (120, 167226), (141, 142320), (144, 139355), (180, 111484), (188, 106740), (235, 85392), (240, 83613), (282, 71160), (360, 55742), (376, 53370), (423, 47440), (470, 42696), (564, 35580), (593, 33840), (705, 28464), (720, 27871), (752, 26685), (846, 23720), (940, 21348), (1128, 17790), (1186, 16920), (1410, 14232), (1692, 11860), (1779, 11280), (1880, 10674), (2115, 9488), (2256, 8895), (2372, 8460), (2820, 7116), (2965, 6768), (3384, 5930), (3558, 5640), (3760, 5337), (4230, 4744)]