38705980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 84639744

約数和(自身を除く): 45933764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 310, 326, 383, 620, 652, 766, 815, 1532, 1630, 1915, 3260, 3830, 5053, 7660, 10106, 11873, 20212, 23746, 25265, 47492, 50530, 59365, 62429, 101060, 118730, 124858, 237460, 249716, 312145, 624290, 1248580, 1935299, 3870598, 7741196, 9676495, 19352990, 38705980]

約数ペア:

[(1, 38705980), (2, 19352990), (4, 9676495), (5, 7741196), (10, 3870598), (20, 1935299), (31, 1248580), (62, 624290), (124, 312145), (155, 249716), (163, 237460), (310, 124858), (326, 118730), (383, 101060), (620, 62429), (652, 59365), (766, 50530), (815, 47492), (1532, 25265), (1630, 23746), (1915, 20212), (3260, 11873), (3830, 10106), (5053, 7660)]