220265528

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53881}}^1$

素因数の和:53967

約数の個数: 32

約数和(自身を含む): 478472160

約数和(自身を除く): 258206632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 53881, 107762, 215524, 377167, 431048, 754334, 1508668, 3017336, 3933313, 7866626, 15733252, 27533191, 31466504, 55066382, 110132764, 220265528]

約数ペア:

[(1, 220265528), (2, 110132764), (4, 55066382), (7, 31466504), (8, 27533191), (14, 15733252), (28, 7866626), (56, 3933313), (73, 3017336), (146, 1508668), (292, 754334), (511, 431048), (584, 377167), (1022, 215524), (2044, 107762), (4088, 53881)]