3640293640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{10903}}^1$

素因数の和:11422

約数の個数: 64

約数和(自身を含む): 8690924160

約数和(自身を除く): 5050630520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 491, 680, 982, 1964, 2455, 3928, 4910, 8347, 9820, 10903, 16694, 19640, 21806, 33388, 41735, 43612, 54515, 66776, 83470, 87224, 109030, 166940, 185351, 218060, 333880, 370702, 436120, 741404, 926755, 1482808, 1853510, 3707020, 5353373, 7414040, 10706746, 21413492, 26766865, 42826984, 53533730, 91007341, 107067460, 182014682, 214134920, 364029364, 455036705, 728058728, 910073410, 1820146820, 3640293640]

約数ペア:

[(1, 3640293640), (2, 1820146820), (4, 910073410), (5, 728058728), (8, 455036705), (10, 364029364), (17, 214134920), (20, 182014682), (34, 107067460), (40, 91007341), (68, 53533730), (85, 42826984), (136, 26766865), (170, 21413492), (340, 10706746), (491, 7414040), (680, 5353373), (982, 3707020), (1964, 1853510), (2455, 1482808), (3928, 926755), (4910, 741404), (8347, 436120), (9820, 370702), (10903, 333880), (16694, 218060), (19640, 185351), (21806, 166940), (33388, 109030), (41735, 87224), (43612, 83470), (54515, 66776)]