298429880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1065821}}^1$

素因数の和:1065839

約数の個数: 32

約数和(自身を含む): 767391840

約数和(自身を除く): 468961960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1065821, 2131642, 4263284, 5329105, 7460747, 8526568, 10658210, 14921494, 21316420, 29842988, 37303735, 42632840, 59685976, 74607470, 149214940, 298429880]

約数ペア:

[(1, 298429880), (2, 149214940), (4, 74607470), (5, 59685976), (7, 42632840), (8, 37303735), (10, 29842988), (14, 21316420), (20, 14921494), (28, 10658210), (35, 8526568), (40, 7460747), (56, 5329105), (70, 4263284), (140, 2131642), (280, 1065821)]