4428970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 10192896

約数和(自身を除く): 5763926

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 157, 182, 217, 310, 314, 403, 434, 455, 785, 806, 910, 1085, 1099, 1570, 2015, 2041, 2170, 2198, 2821, 4030, 4082, 4867, 5495, 5642, 9734, 10205, 10990, 14105, 14287, 20410, 24335, 28210, 28574, 34069, 48670, 63271, 68138, 71435, 126542, 142870, 170345, 316355, 340690, 442897, 632710, 885794, 2214485, 4428970]

約数ペア:

[(1, 4428970), (2, 2214485), (5, 885794), (7, 632710), (10, 442897), (13, 340690), (14, 316355), (26, 170345), (31, 142870), (35, 126542), (62, 71435), (65, 68138), (70, 63271), (91, 48670), (130, 34069), (155, 28574), (157, 28210), (182, 24335), (217, 20410), (310, 14287), (314, 14105), (403, 10990), (434, 10205), (455, 9734), (785, 5642), (806, 5495), (910, 4867), (1085, 4082), (1099, 4030), (1570, 2821), (2015, 2198), (2041, 2170)]