49046440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20101}}^1$

素因数の和:20173

約数の個数: 32

約数和(自身を含む): 112169160

約数和(自身を除く): 63122720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 20101, 40202, 80404, 100505, 160808, 201010, 402020, 804040, 1226161, 2452322, 4904644, 6130805, 9809288, 12261610, 24523220, 49046440]

約数ペア:

[(1, 49046440), (2, 24523220), (4, 12261610), (5, 9809288), (8, 6130805), (10, 4904644), (20, 2452322), (40, 1226161), (61, 804040), (122, 402020), (244, 201010), (305, 160808), (488, 100505), (610, 80404), (1220, 40202), (2440, 20101)]