202247620

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 431036928

約数和(自身を除く): 228789308

約数列:

[1, 2, 4, 5, 10, 20, 137, 223, 274, 331, 446, 548, 662, 685, 892, 1115, 1324, 1370, 1655, 2230, 2740, 3310, 4460, 6620, 30551, 45347, 61102, 73813, 90694, 122204, 147626, 152755, 181388, 226735, 295252, 305510, 369065, 453470, 611020, 738130, 906940, 1476260, 10112381, 20224762, 40449524, 50561905, 101123810, 202247620]

約数ペア:

[(1, 202247620), (2, 101123810), (4, 50561905), (5, 40449524), (10, 20224762), (20, 10112381), (137, 1476260), (223, 906940), (274, 738130), (331, 611020), (446, 453470), (548, 369065), (662, 305510), (685, 295252), (892, 226735), (1115, 181388), (1324, 152755), (1370, 147626), (1655, 122204), (2230, 90694), (2740, 73813), (3310, 61102), (4460, 45347), (6620, 30551)]