17963712940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{4013}}^1$

素因数の和:4219

約数の個数: 96

約数和(自身を含む): 39765188736

約数和(自身を除く): 21801475796

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 103, 106, 164, 205, 206, 212, 265, 410, 412, 515, 530, 820, 1030, 1060, 2060, 2173, 4013, 4223, 4346, 5459, 8026, 8446, 8692, 10865, 10918, 16052, 16892, 20065, 21115, 21730, 21836, 27295, 40130, 42230, 43460, 54590, 80260, 84460, 109180, 164533, 212689, 223819, 329066, 413339, 425378, 447638, 658132, 822665, 826678, 850756, 895276, 1063445, 1119095, 1645330, 1653356, 2066695, 2126890, 2238190, 3290660, 4133390, 4253780, 4476380, 8266780, 8720249, 16946899, 17440498, 21906967, 33893798, 34880996, 43601245, 43813934, 67787596, 84734495, 87202490, 87627868, 109534835, 169468990, 174404980, 219069670, 338937980, 438139340, 898185647, 1796371294, 3592742588, 4490928235, 8981856470, 17963712940]

約数ペア:

[(1, 17963712940), (2, 8981856470), (4, 4490928235), (5, 3592742588), (10, 1796371294), (20, 898185647), (41, 438139340), (53, 338937980), (82, 219069670), (103, 174404980), (106, 169468990), (164, 109534835), (205, 87627868), (206, 87202490), (212, 84734495), (265, 67787596), (410, 43813934), (412, 43601245), (515, 34880996), (530, 33893798), (820, 21906967), (1030, 17440498), (1060, 16946899), (2060, 8720249), (2173, 8266780), (4013, 4476380), (4223, 4253780), (4346, 4133390), (5459, 3290660), (8026, 2238190), (8446, 2126890), (8692, 2066695), (10865, 1653356), (10918, 1645330), (16052, 1119095), (16892, 1063445), (20065, 895276), (21115, 850756), (21730, 826678), (21836, 822665), (27295, 658132), (40130, 447638), (42230, 425378), (43460, 413339), (54590, 329066), (80260, 223819), (84460, 212689), (109180, 164533)]