240079660

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{12113}}^1$

素因数の和:13113

約数の個数: 24

約数和(自身を含む): 504717696

約数和(自身を除く): 264638036

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 12113, 19820, 24226, 48452, 60565, 121130, 242260, 12003983, 24007966, 48015932, 60019915, 120039830, 240079660]

約数ペア:

[(1, 240079660), (2, 120039830), (4, 60019915), (5, 48015932), (10, 24007966), (20, 12003983), (991, 242260), (1982, 121130), (3964, 60565), (4955, 48452), (9910, 24226), (12113, 19820)]