9917380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 23123520

約数和(自身を除く): 13206140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 739, 1220, 1342, 1478, 2684, 2956, 3355, 3695, 6710, 7390, 8129, 13420, 14780, 16258, 32516, 40645, 45079, 81290, 90158, 162580, 180316, 225395, 450790, 495869, 901580, 991738, 1983476, 2479345, 4958690, 9917380]

約数ペア:

[(1, 9917380), (2, 4958690), (4, 2479345), (5, 1983476), (10, 991738), (11, 901580), (20, 495869), (22, 450790), (44, 225395), (55, 180316), (61, 162580), (110, 90158), (122, 81290), (220, 45079), (244, 40645), (305, 32516), (610, 16258), (671, 14780), (739, 13420), (1220, 8129), (1342, 7390), (1478, 6710), (2684, 3695), (2956, 3355)]