28690970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5323}}^1$

素因数の和:5355

約数の個数: 48

約数和(自身を含む): 65549088

約数和(自身を除く): 36858118

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5323, 5390, 10646, 26615, 37261, 53230, 58553, 74522, 117106, 186305, 260827, 292765, 372610, 409871, 521654, 585530, 819742, 1304135, 2049355, 2608270, 2869097, 4098710, 5738194, 14345485, 28690970]

約数ペア:

[(1, 28690970), (2, 14345485), (5, 5738194), (7, 4098710), (10, 2869097), (11, 2608270), (14, 2049355), (22, 1304135), (35, 819742), (49, 585530), (55, 521654), (70, 409871), (77, 372610), (98, 292765), (110, 260827), (154, 186305), (245, 117106), (385, 74522), (490, 58553), (539, 53230), (770, 37261), (1078, 26615), (2695, 10646), (5323, 5390)]