1915120790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{1213}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 3893501952

約数和(自身を除く): 1978381162

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 463, 682, 926, 1213, 1705, 2315, 2426, 3410, 4630, 5093, 6065, 10186, 12130, 13343, 14353, 25465, 26686, 28706, 37603, 50930, 66715, 71765, 75206, 133430, 143530, 157883, 188015, 315766, 376030, 413633, 561619, 789415, 827266, 1123238, 1578830, 2068165, 2808095, 4136330, 5616190, 6177809, 12355618, 17410189, 30889045, 34820378, 61778090, 87050945, 174101890, 191512079, 383024158, 957560395, 1915120790]

約数ペア:

[(1, 1915120790), (2, 957560395), (5, 383024158), (10, 191512079), (11, 174101890), (22, 87050945), (31, 61778090), (55, 34820378), (62, 30889045), (110, 17410189), (155, 12355618), (310, 6177809), (341, 5616190), (463, 4136330), (682, 2808095), (926, 2068165), (1213, 1578830), (1705, 1123238), (2315, 827266), (2426, 789415), (3410, 561619), (4630, 413633), (5093, 376030), (6065, 315766), (10186, 188015), (12130, 157883), (13343, 143530), (14353, 133430), (25465, 75206), (26686, 71765), (28706, 66715), (37603, 50930)]