57493720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23563}}^1$

素因数の和:23635

約数の個数: 32

約数和(自身を含む): 131487120

約数和(自身を除く): 73993400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23563, 47126, 94252, 117815, 188504, 235630, 471260, 942520, 1437343, 2874686, 5749372, 7186715, 11498744, 14373430, 28746860, 57493720]

約数ペア:

[(1, 57493720), (2, 28746860), (4, 14373430), (5, 11498744), (8, 7186715), (10, 5749372), (20, 2874686), (40, 1437343), (61, 942520), (122, 471260), (244, 235630), (305, 188504), (488, 117815), (610, 94252), (1220, 47126), (2440, 23563)]