20095400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 51559200

約数和(自身を除く): 31463800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 59, 65, 100, 104, 118, 130, 131, 200, 236, 260, 262, 295, 325, 472, 520, 524, 590, 650, 655, 767, 1048, 1180, 1300, 1310, 1475, 1534, 1703, 2360, 2600, 2620, 2950, 3068, 3275, 3406, 3835, 5240, 5900, 6136, 6550, 6812, 7670, 7729, 8515, 11800, 13100, 13624, 15340, 15458, 17030, 19175, 26200, 30680, 30916, 34060, 38350, 38645, 42575, 61832, 68120, 76700, 77290, 85150, 100477, 153400, 154580, 170300, 193225, 200954, 309160, 340600, 386450, 401908, 502385, 772900, 803816, 1004770, 1545800, 2009540, 2511925, 4019080, 5023850, 10047700, 20095400]

約数ペア:

[(1, 20095400), (2, 10047700), (4, 5023850), (5, 4019080), (8, 2511925), (10, 2009540), (13, 1545800), (20, 1004770), (25, 803816), (26, 772900), (40, 502385), (50, 401908), (52, 386450), (59, 340600), (65, 309160), (100, 200954), (104, 193225), (118, 170300), (130, 154580), (131, 153400), (200, 100477), (236, 85150), (260, 77290), (262, 76700), (295, 68120), (325, 61832), (472, 42575), (520, 38645), (524, 38350), (590, 34060), (650, 30916), (655, 30680), (767, 26200), (1048, 19175), (1180, 17030), (1300, 15458), (1310, 15340), (1475, 13624), (1534, 13100), (1703, 11800), (2360, 8515), (2600, 7729), (2620, 7670), (2950, 6812), (3068, 6550), (3275, 6136), (3406, 5900), (3835, 5240)]