2019497730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{1931}}^1$

素因数の和:2503

約数の個数: 64

約数和(自身を含む): 4927620096

約数和(自身を除く): 2908122366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 491, 710, 982, 1065, 1473, 1931, 2130, 2455, 2946, 3862, 4910, 5793, 7365, 9655, 11586, 14730, 19310, 28965, 34861, 57930, 69722, 104583, 137101, 174305, 209166, 274202, 348610, 411303, 522915, 685505, 822606, 948121, 1045830, 1371010, 1896242, 2056515, 2844363, 4113030, 4740605, 5688726, 9481210, 14221815, 28443630, 67316591, 134633182, 201949773, 336582955, 403899546, 673165910, 1009748865, 2019497730]

約数ペア:

[(1, 2019497730), (2, 1009748865), (3, 673165910), (5, 403899546), (6, 336582955), (10, 201949773), (15, 134633182), (30, 67316591), (71, 28443630), (142, 14221815), (213, 9481210), (355, 5688726), (426, 4740605), (491, 4113030), (710, 2844363), (982, 2056515), (1065, 1896242), (1473, 1371010), (1931, 1045830), (2130, 948121), (2455, 822606), (2946, 685505), (3862, 522915), (4910, 411303), (5793, 348610), (7365, 274202), (9655, 209166), (11586, 174305), (14730, 137101), (19310, 104583), (28965, 69722), (34861, 57930)]