394385420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1995

約数の個数: 96

約数和(自身を含む): 986852160

約数和(自身を除く): 592466740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 73, 110, 130, 143, 146, 220, 260, 286, 292, 365, 572, 715, 730, 803, 949, 1430, 1460, 1606, 1889, 1898, 2860, 3212, 3778, 3796, 4015, 4745, 7556, 8030, 9445, 9490, 10439, 16060, 18890, 18980, 20779, 20878, 24557, 37780, 41558, 41756, 49114, 52195, 83116, 98228, 103895, 104390, 122785, 137897, 207790, 208780, 245570, 270127, 275794, 415580, 491140, 540254, 551588, 689485, 1080508, 1350635, 1378970, 1516867, 1792661, 2701270, 2757940, 3033734, 3585322, 5402540, 6067468, 7170644, 7584335, 8963305, 15168670, 17926610, 19719271, 30337340, 35853220, 39438542, 78877084, 98596355, 197192710, 394385420]

約数ペア:

[(1, 394385420), (2, 197192710), (4, 98596355), (5, 78877084), (10, 39438542), (11, 35853220), (13, 30337340), (20, 19719271), (22, 17926610), (26, 15168670), (44, 8963305), (52, 7584335), (55, 7170644), (65, 6067468), (73, 5402540), (110, 3585322), (130, 3033734), (143, 2757940), (146, 2701270), (220, 1792661), (260, 1516867), (286, 1378970), (292, 1350635), (365, 1080508), (572, 689485), (715, 551588), (730, 540254), (803, 491140), (949, 415580), (1430, 275794), (1460, 270127), (1606, 245570), (1889, 208780), (1898, 207790), (2860, 137897), (3212, 122785), (3778, 104390), (3796, 103895), (4015, 98228), (4745, 83116), (7556, 52195), (8030, 49114), (9445, 41756), (9490, 41558), (10439, 37780), (16060, 24557), (18890, 20878), (18980, 20779)]