10203940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 22564080

約数和(自身を除く): 12360140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 241, 290, 292, 365, 482, 580, 730, 964, 1205, 1460, 2117, 2410, 4234, 4820, 6989, 8468, 10585, 13978, 17593, 21170, 27956, 34945, 35186, 42340, 69890, 70372, 87965, 139780, 175930, 351860, 510197, 1020394, 2040788, 2550985, 5101970, 10203940]

約数ペア:

[(1, 10203940), (2, 5101970), (4, 2550985), (5, 2040788), (10, 1020394), (20, 510197), (29, 351860), (58, 175930), (73, 139780), (116, 87965), (145, 70372), (146, 69890), (241, 42340), (290, 35186), (292, 34945), (365, 27956), (482, 21170), (580, 17593), (730, 13978), (964, 10585), (1205, 8468), (1460, 6989), (2117, 4820), (2410, 4234)]