1915703390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 3571983360

約数和(自身を除く): 1656279970

約数列:

[1, 2, 5, 10, 79, 107, 131, 158, 173, 214, 262, 346, 395, 535, 655, 790, 865, 1070, 1310, 1730, 8453, 10349, 13667, 14017, 16906, 18511, 20698, 22663, 27334, 28034, 37022, 42265, 45326, 51745, 68335, 70085, 84530, 92555, 103490, 113315, 136670, 140170, 185110, 226630, 1107343, 1462369, 1790377, 2214686, 2424941, 2924738, 3580754, 4849882, 5536715, 7311845, 8951885, 11073430, 12124705, 14623690, 17903770, 24249410, 191570339, 383140678, 957851695, 1915703390]

約数ペア:

[(1, 1915703390), (2, 957851695), (5, 383140678), (10, 191570339), (79, 24249410), (107, 17903770), (131, 14623690), (158, 12124705), (173, 11073430), (214, 8951885), (262, 7311845), (346, 5536715), (395, 4849882), (535, 3580754), (655, 2924738), (790, 2424941), (865, 2214686), (1070, 1790377), (1310, 1462369), (1730, 1107343), (8453, 226630), (10349, 185110), (13667, 140170), (14017, 136670), (16906, 113315), (18511, 103490), (20698, 92555), (22663, 84530), (27334, 70085), (28034, 68335), (37022, 51745), (42265, 45326)]