1640730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 4854528

約数和(自身を除く): 3213798

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 601, 910, 1202, 1365, 1803, 2730, 3005, 3606, 4207, 6010, 7813, 8414, 9015, 12621, 15626, 18030, 21035, 23439, 25242, 39065, 42070, 46878, 54691, 63105, 78130, 109382, 117195, 126210, 164073, 234390, 273455, 328146, 546910, 820365, 1640730]

約数ペア:

[(1, 1640730), (2, 820365), (3, 546910), (5, 328146), (6, 273455), (7, 234390), (10, 164073), (13, 126210), (14, 117195), (15, 109382), (21, 78130), (26, 63105), (30, 54691), (35, 46878), (39, 42070), (42, 39065), (65, 25242), (70, 23439), (78, 21035), (91, 18030), (105, 15626), (130, 12621), (182, 9015), (195, 8414), (210, 7813), (273, 6010), (390, 4207), (455, 3606), (546, 3005), (601, 2730), (910, 1803), (1202, 1365)]