3923641720

素因数分解:

$2^3\times 5^1\times {\mathrm{6269}}^1\times {\mathrm{15647}}^1$

素因数の和:21927

約数の個数: 32

約数和(自身を含む): 8830166400

約数和(自身を除く): 4906524680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6269, 12538, 15647, 25076, 31294, 31345, 50152, 62588, 62690, 78235, 125176, 125380, 156470, 250760, 312940, 625880, 98091043, 196182086, 392364172, 490455215, 784728344, 980910430, 1961820860, 3923641720]

約数ペア:

[(1, 3923641720), (2, 1961820860), (4, 980910430), (5, 784728344), (8, 490455215), (10, 392364172), (20, 196182086), (40, 98091043), (6269, 625880), (12538, 312940), (15647, 250760), (25076, 156470), (31294, 125380), (31345, 125176), (50152, 78235), (62588, 62690)]