917385980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 2246759424

約数和(自身を除く): 1329373444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 113, 140, 206, 226, 412, 452, 515, 563, 565, 721, 791, 1030, 1126, 1130, 1442, 1582, 2060, 2252, 2260, 2815, 2884, 3164, 3605, 3941, 3955, 5630, 7210, 7882, 7910, 11260, 11639, 14420, 15764, 15820, 19705, 23278, 39410, 46556, 57989, 58195, 63619, 78820, 81473, 115978, 116390, 127238, 162946, 231956, 232780, 254476, 289945, 318095, 325892, 405923, 407365, 445333, 579890, 636190, 811846, 814730, 890666, 1159780, 1272380, 1623692, 1629460, 1781332, 2029615, 2226665, 4059230, 4453330, 6552757, 8118460, 8906660, 13105514, 26211028, 32763785, 45869299, 65527570, 91738598, 131055140, 183477196, 229346495, 458692990, 917385980]

約数ペア:

[(1, 917385980), (2, 458692990), (4, 229346495), (5, 183477196), (7, 131055140), (10, 91738598), (14, 65527570), (20, 45869299), (28, 32763785), (35, 26211028), (70, 13105514), (103, 8906660), (113, 8118460), (140, 6552757), (206, 4453330), (226, 4059230), (412, 2226665), (452, 2029615), (515, 1781332), (563, 1629460), (565, 1623692), (721, 1272380), (791, 1159780), (1030, 890666), (1126, 814730), (1130, 811846), (1442, 636190), (1582, 579890), (2060, 445333), (2252, 407365), (2260, 405923), (2815, 325892), (2884, 318095), (3164, 289945), (3605, 254476), (3941, 232780), (3955, 231956), (5630, 162946), (7210, 127238), (7882, 116390), (7910, 115978), (11260, 81473), (11639, 78820), (14420, 63619), (15764, 58195), (15820, 57989), (19705, 46556), (23278, 39410)]