402289030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281321}}^1$

素因数の和:281352

約数の個数: 32

約数和(自身を含む): 850717728

約数和(自身を除く): 448428698

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 281321, 562642, 1406605, 2813210, 3094531, 3657173, 6189062, 7314346, 15472655, 18285865, 30945310, 36571730, 40228903, 80457806, 201144515, 402289030]

約数ペア:

[(1, 402289030), (2, 201144515), (5, 80457806), (10, 40228903), (11, 36571730), (13, 30945310), (22, 18285865), (26, 15472655), (55, 7314346), (65, 6189062), (110, 3657173), (130, 3094531), (143, 2813210), (286, 1406605), (715, 562642), (1430, 281321)]