124543940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 267079680

約数和(自身を除く): 142535740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 229, 284, 355, 383, 458, 710, 766, 916, 1145, 1420, 1532, 1915, 2290, 3830, 4580, 7660, 16259, 27193, 32518, 54386, 65036, 81295, 87707, 108772, 135965, 162590, 175414, 271930, 325180, 350828, 438535, 543860, 877070, 1754140, 6227197, 12454394, 24908788, 31135985, 62271970, 124543940]

約数ペア:

[(1, 124543940), (2, 62271970), (4, 31135985), (5, 24908788), (10, 12454394), (20, 6227197), (71, 1754140), (142, 877070), (229, 543860), (284, 438535), (355, 350828), (383, 325180), (458, 271930), (710, 175414), (766, 162590), (916, 135965), (1145, 108772), (1420, 87707), (1532, 81295), (1915, 65036), (2290, 54386), (3830, 32518), (4580, 27193), (7660, 16259)]