30708260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 71124480

約数和(自身を除く): 40416220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1439, 1940, 2134, 2878, 4268, 5335, 5756, 7195, 10670, 14390, 15829, 21340, 28780, 31658, 63316, 79145, 139583, 158290, 279166, 316580, 558332, 697915, 1395830, 1535413, 2791660, 3070826, 6141652, 7677065, 15354130, 30708260]

約数ペア:

[(1, 30708260), (2, 15354130), (4, 7677065), (5, 6141652), (10, 3070826), (11, 2791660), (20, 1535413), (22, 1395830), (44, 697915), (55, 558332), (97, 316580), (110, 279166), (194, 158290), (220, 139583), (388, 79145), (485, 63316), (970, 31658), (1067, 28780), (1439, 21340), (1940, 15829), (2134, 14390), (2878, 10670), (4268, 7195), (5335, 5756)]