388018140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6466969}}^1$

素因数の和:6466981

約数の個数: 24

約数和(自身を含む): 1086450960

約数和(自身を除く): 698432820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6466969, 12933938, 19400907, 25867876, 32334845, 38801814, 64669690, 77603628, 97004535, 129339380, 194009070, 388018140]

約数ペア:

[(1, 388018140), (2, 194009070), (3, 129339380), (4, 97004535), (5, 77603628), (6, 64669690), (10, 38801814), (12, 32334845), (15, 25867876), (20, 19400907), (30, 12933938), (60, 6466969)]