348136760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^2\times {\mathrm{2339}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 796699800

約数和(自身を除く): 448563040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2339, 2440, 3721, 4678, 7442, 9356, 11695, 14884, 18605, 18712, 23390, 29768, 37210, 46780, 74420, 93560, 142679, 148840, 285358, 570716, 713395, 1141432, 1426790, 2853580, 5707160, 8703419, 17406838, 34813676, 43517095, 69627352, 87034190, 174068380, 348136760]

約数ペア:

[(1, 348136760), (2, 174068380), (4, 87034190), (5, 69627352), (8, 43517095), (10, 34813676), (20, 17406838), (40, 8703419), (61, 5707160), (122, 2853580), (244, 1426790), (305, 1141432), (488, 713395), (610, 570716), (1220, 285358), (2339, 148840), (2440, 142679), (3721, 93560), (4678, 74420), (7442, 46780), (9356, 37210), (11695, 29768), (14884, 23390), (18605, 18712)]