7872410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 17950464

約数和(自身を除く): 10078054

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 211, 287, 410, 422, 455, 533, 574, 910, 1055, 1066, 1435, 1477, 2110, 2665, 2743, 2870, 2954, 3731, 5330, 5486, 7385, 7462, 8651, 13715, 14770, 17302, 18655, 19201, 27430, 37310, 38402, 43255, 60557, 86510, 96005, 112463, 121114, 192010, 224926, 302785, 562315, 605570, 787241, 1124630, 1574482, 3936205, 7872410]

約数ペア:

[(1, 7872410), (2, 3936205), (5, 1574482), (7, 1124630), (10, 787241), (13, 605570), (14, 562315), (26, 302785), (35, 224926), (41, 192010), (65, 121114), (70, 112463), (82, 96005), (91, 86510), (130, 60557), (182, 43255), (205, 38402), (211, 37310), (287, 27430), (410, 19201), (422, 18655), (455, 17302), (533, 14770), (574, 13715), (910, 8651), (1055, 7462), (1066, 7385), (1435, 5486), (1477, 5330), (2110, 3731), (2665, 2954), (2743, 2870)]