254058020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4937}}^1$

素因数の和:5060

約数の個数: 48

約数和(自身を含む): 557480448

約数和(自身を除く): 303422428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 4937, 5146, 9874, 10292, 12865, 19748, 24685, 25730, 49370, 51460, 98740, 153047, 306094, 409771, 612188, 765235, 819542, 1530470, 1639084, 2048855, 3060940, 4097710, 8195420, 12702901, 25405802, 50811604, 63514505, 127029010, 254058020]

約数ペア:

[(1, 254058020), (2, 127029010), (4, 63514505), (5, 50811604), (10, 25405802), (20, 12702901), (31, 8195420), (62, 4097710), (83, 3060940), (124, 2048855), (155, 1639084), (166, 1530470), (310, 819542), (332, 765235), (415, 612188), (620, 409771), (830, 306094), (1660, 153047), (2573, 98740), (4937, 51460), (5146, 49370), (9874, 25730), (10292, 24685), (12865, 19748)]