201249460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 434693952

約数和(自身を除く): 233444492

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 241, 430, 482, 860, 964, 971, 1205, 1942, 2410, 3884, 4820, 4855, 9710, 10363, 19420, 20726, 41452, 41753, 51815, 83506, 103630, 167012, 207260, 208765, 234011, 417530, 468022, 835060, 936044, 1170055, 2340110, 4680220, 10062473, 20124946, 40249892, 50312365, 100624730, 201249460]

約数ペア:

[(1, 201249460), (2, 100624730), (4, 50312365), (5, 40249892), (10, 20124946), (20, 10062473), (43, 4680220), (86, 2340110), (172, 1170055), (215, 936044), (241, 835060), (430, 468022), (482, 417530), (860, 234011), (964, 208765), (971, 207260), (1205, 167012), (1942, 103630), (2410, 83506), (3884, 51815), (4820, 41753), (4855, 41452), (9710, 20726), (10363, 19420)]