20017140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2333}}^1$

素因数の和:2369

約数の個数: 96

約数和(自身を含む): 65874816

約数和(自身を除く): 45857676

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2333, 2860, 4290, 4666, 6999, 8580, 9332, 11665, 13998, 23330, 25663, 27996, 30329, 34995, 46660, 51326, 60658, 69990, 76989, 90987, 102652, 121316, 128315, 139980, 151645, 153978, 181974, 256630, 303290, 307956, 333619, 363948, 384945, 454935, 513260, 606580, 667238, 769890, 909870, 1000857, 1334476, 1539780, 1668095, 1819740, 2001714, 3336190, 4003428, 5004285, 6672380, 10008570, 20017140]

約数ペア:

[(1, 20017140), (2, 10008570), (3, 6672380), (4, 5004285), (5, 4003428), (6, 3336190), (10, 2001714), (11, 1819740), (12, 1668095), (13, 1539780), (15, 1334476), (20, 1000857), (22, 909870), (26, 769890), (30, 667238), (33, 606580), (39, 513260), (44, 454935), (52, 384945), (55, 363948), (60, 333619), (65, 307956), (66, 303290), (78, 256630), (110, 181974), (130, 153978), (132, 151645), (143, 139980), (156, 128315), (165, 121316), (195, 102652), (220, 90987), (260, 76989), (286, 69990), (330, 60658), (390, 51326), (429, 46660), (572, 34995), (660, 30329), (715, 27996), (780, 25663), (858, 23330), (1430, 13998), (1716, 11665), (2145, 9332), (2333, 8580), (2860, 6999), (4290, 4666)]