61868240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{110479}}^1$

素因数の和:110499

約数の個数: 40

約数和(自身を含む): 164394240

約数和(自身を除く): 102526000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 110479, 220958, 441916, 552395, 773353, 883832, 1104790, 1546706, 1767664, 2209580, 3093412, 3866765, 4419160, 6186824, 7733530, 8838320, 12373648, 15467060, 30934120, 61868240]

約数ペア:

[(1, 61868240), (2, 30934120), (4, 15467060), (5, 12373648), (7, 8838320), (8, 7733530), (10, 6186824), (14, 4419160), (16, 3866765), (20, 3093412), (28, 2209580), (35, 1767664), (40, 1546706), (56, 1104790), (70, 883832), (80, 773353), (112, 552395), (140, 441916), (280, 220958), (560, 110479)]