56273720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23063}}^1$

素因数の和:23135

約数の個数: 32

約数和(自身を含む): 128697120

約数和(自身を除く): 72423400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23063, 46126, 92252, 115315, 184504, 230630, 461260, 922520, 1406843, 2813686, 5627372, 7034215, 11254744, 14068430, 28136860, 56273720]

約数ペア:

[(1, 56273720), (2, 28136860), (4, 14068430), (5, 11254744), (8, 7034215), (10, 5627372), (20, 2813686), (40, 1406843), (61, 922520), (122, 461260), (244, 230630), (305, 184504), (488, 115315), (610, 92252), (1220, 46126), (2440, 23063)]