30407660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 66830400

約数和(自身を除く): 36422740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 290, 412, 509, 515, 580, 1018, 1030, 2036, 2060, 2545, 2987, 5090, 5974, 10180, 11948, 14761, 14935, 29522, 29870, 52427, 59044, 59740, 73805, 104854, 147610, 209708, 262135, 295220, 524270, 1048540, 1520383, 3040766, 6081532, 7601915, 15203830, 30407660]

約数ペア:

[(1, 30407660), (2, 15203830), (4, 7601915), (5, 6081532), (10, 3040766), (20, 1520383), (29, 1048540), (58, 524270), (103, 295220), (116, 262135), (145, 209708), (206, 147610), (290, 104854), (412, 73805), (509, 59740), (515, 59044), (580, 52427), (1018, 29870), (1030, 29522), (2036, 14935), (2060, 14761), (2545, 11948), (2987, 10180), (5090, 5974)]