42814460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 99610560

約数和(自身を除く): 56796100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 169, 212, 239, 260, 265, 338, 478, 530, 676, 689, 845, 956, 1060, 1195, 1378, 1690, 2390, 2756, 3107, 3380, 3445, 4780, 6214, 6890, 8957, 12428, 12667, 13780, 15535, 17914, 25334, 31070, 35828, 40391, 44785, 50668, 62140, 63335, 80782, 89570, 126670, 161564, 164671, 179140, 201955, 253340, 329342, 403910, 658684, 807820, 823355, 1646710, 2140723, 3293420, 4281446, 8562892, 10703615, 21407230, 42814460]

約数ペア:

[(1, 42814460), (2, 21407230), (4, 10703615), (5, 8562892), (10, 4281446), (13, 3293420), (20, 2140723), (26, 1646710), (52, 823355), (53, 807820), (65, 658684), (106, 403910), (130, 329342), (169, 253340), (212, 201955), (239, 179140), (260, 164671), (265, 161564), (338, 126670), (478, 89570), (530, 80782), (676, 63335), (689, 62140), (845, 50668), (956, 44785), (1060, 40391), (1195, 35828), (1378, 31070), (1690, 25334), (2390, 17914), (2756, 15535), (3107, 13780), (3380, 12667), (3445, 12428), (4780, 8957), (6214, 6890)]