10828989580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{401371}}^1$

素因数の和:401470

約数の個数: 48

約数和(自身を含む): 24274978560

約数和(自身を除く): 13445988980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 26980, 401371, 802742, 1605484, 2006855, 4013710, 7626049, 8027420, 15252098, 28497341, 30504196, 38130245, 56994682, 76260490, 113989364, 142486705, 152520980, 284973410, 541449479, 569946820, 1082898958, 2165797916, 2707247395, 5414494790, 10828989580]

約数ペア:

[(1, 10828989580), (2, 5414494790), (4, 2707247395), (5, 2165797916), (10, 1082898958), (19, 569946820), (20, 541449479), (38, 284973410), (71, 152520980), (76, 142486705), (95, 113989364), (142, 76260490), (190, 56994682), (284, 38130245), (355, 30504196), (380, 28497341), (710, 15252098), (1349, 8027420), (1420, 7626049), (2698, 4013710), (5396, 2006855), (6745, 1605484), (13490, 802742), (26980, 401371)]