7471840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 19432224

約数和(自身を除く): 11960384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 67, 68, 80, 82, 85, 134, 136, 160, 164, 170, 205, 268, 272, 328, 335, 340, 410, 536, 544, 656, 670, 680, 697, 820, 1072, 1139, 1312, 1340, 1360, 1394, 1640, 2144, 2278, 2680, 2720, 2747, 2788, 3280, 3485, 4556, 5360, 5494, 5576, 5695, 6560, 6970, 9112, 10720, 10988, 11152, 11390, 13735, 13940, 18224, 21976, 22304, 22780, 27470, 27880, 36448, 43952, 45560, 46699, 54940, 55760, 87904, 91120, 93398, 109880, 111520, 182240, 186796, 219760, 233495, 373592, 439520, 466990, 747184, 933980, 1494368, 1867960, 3735920, 7471840]

約数ペア:

[(1, 7471840), (2, 3735920), (4, 1867960), (5, 1494368), (8, 933980), (10, 747184), (16, 466990), (17, 439520), (20, 373592), (32, 233495), (34, 219760), (40, 186796), (41, 182240), (67, 111520), (68, 109880), (80, 93398), (82, 91120), (85, 87904), (134, 55760), (136, 54940), (160, 46699), (164, 45560), (170, 43952), (205, 36448), (268, 27880), (272, 27470), (328, 22780), (335, 22304), (340, 21976), (410, 18224), (536, 13940), (544, 13735), (656, 11390), (670, 11152), (680, 10988), (697, 10720), (820, 9112), (1072, 6970), (1139, 6560), (1312, 5695), (1340, 5576), (1360, 5494), (1394, 5360), (1640, 4556), (2144, 3485), (2278, 3280), (2680, 2788), (2720, 2747)]