274375420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{40231}}^1$

素因数の和:40282

約数の個数: 48

約数和(自身を含む): 648861696

約数和(自身を除く): 374486276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 40231, 80462, 160924, 201155, 402310, 442541, 804620, 885082, 1247161, 1770164, 2212705, 2494322, 4425410, 4988644, 6235805, 8850820, 12471610, 13718771, 24943220, 27437542, 54875084, 68593855, 137187710, 274375420]

約数ペア:

[(1, 274375420), (2, 137187710), (4, 68593855), (5, 54875084), (10, 27437542), (11, 24943220), (20, 13718771), (22, 12471610), (31, 8850820), (44, 6235805), (55, 4988644), (62, 4425410), (110, 2494322), (124, 2212705), (155, 1770164), (220, 1247161), (310, 885082), (341, 804620), (620, 442541), (682, 402310), (1364, 201155), (1705, 160924), (3410, 80462), (6820, 40231)]