28102240

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 70326144

約数和(自身を除く): 42223904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 101, 148, 160, 185, 188, 202, 235, 296, 370, 376, 404, 470, 505, 592, 740, 752, 808, 940, 1010, 1184, 1480, 1504, 1616, 1739, 1880, 2020, 2960, 3232, 3478, 3737, 3760, 4040, 4747, 5920, 6956, 7474, 7520, 8080, 8695, 9494, 13912, 14948, 16160, 17390, 18685, 18988, 23735, 27824, 29896, 34780, 37370, 37976, 47470, 55648, 59792, 69560, 74740, 75952, 94940, 119584, 139120, 149480, 151904, 175639, 189880, 278240, 298960, 351278, 379760, 597920, 702556, 759520, 878195, 1405112, 1756390, 2810224, 3512780, 5620448, 7025560, 14051120, 28102240]

約数ペア:

[(1, 28102240), (2, 14051120), (4, 7025560), (5, 5620448), (8, 3512780), (10, 2810224), (16, 1756390), (20, 1405112), (32, 878195), (37, 759520), (40, 702556), (47, 597920), (74, 379760), (80, 351278), (94, 298960), (101, 278240), (148, 189880), (160, 175639), (185, 151904), (188, 149480), (202, 139120), (235, 119584), (296, 94940), (370, 75952), (376, 74740), (404, 69560), (470, 59792), (505, 55648), (592, 47470), (740, 37976), (752, 37370), (808, 34780), (940, 29896), (1010, 27824), (1184, 23735), (1480, 18988), (1504, 18685), (1616, 17390), (1739, 16160), (1880, 14948), (2020, 13912), (2960, 9494), (3232, 8695), (3478, 8080), (3737, 7520), (3760, 7474), (4040, 6956), (4747, 5920)]