1897421110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{8693}}^1$

素因数の和:8809

約数の個数: 64

約数和(自身を含む): 3891017088

約数和(自身を除く): 1993595978

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 73, 115, 130, 146, 230, 299, 365, 598, 730, 949, 1495, 1679, 1898, 2990, 3358, 4745, 8395, 8693, 9490, 16790, 17386, 21827, 43465, 43654, 86930, 109135, 113009, 199939, 218270, 226018, 399878, 565045, 634589, 999695, 1130090, 1269178, 1999390, 2599207, 3172945, 5198414, 6345890, 8249657, 12996035, 14595547, 16499314, 25992070, 29191094, 41248285, 72977735, 82496570, 145955470, 189742111, 379484222, 948710555, 1897421110]

約数ペア:

[(1, 1897421110), (2, 948710555), (5, 379484222), (10, 189742111), (13, 145955470), (23, 82496570), (26, 72977735), (46, 41248285), (65, 29191094), (73, 25992070), (115, 16499314), (130, 14595547), (146, 12996035), (230, 8249657), (299, 6345890), (365, 5198414), (598, 3172945), (730, 2599207), (949, 1999390), (1495, 1269178), (1679, 1130090), (1898, 999695), (2990, 634589), (3358, 565045), (4745, 399878), (8395, 226018), (8693, 218270), (9490, 199939), (16790, 113009), (17386, 109135), (21827, 86930), (43465, 43654)]