1972589020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 4408483968

約数和(自身を除く): 2435894948

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 137, 226, 230, 274, 277, 452, 460, 548, 554, 565, 685, 1108, 1130, 1370, 1385, 2260, 2599, 2740, 2770, 3151, 5198, 5540, 6302, 6371, 10396, 12604, 12742, 12995, 15481, 15755, 25484, 25990, 30962, 31301, 31510, 31855, 37949, 51980, 61924, 62602, 63020, 63710, 75898, 77405, 125204, 127420, 151796, 154810, 156505, 189745, 309620, 313010, 356063, 379490, 626020, 712126, 719923, 758980, 872827, 1424252, 1439846, 1745654, 1780315, 2879692, 3491308, 3560630, 3599615, 4288237, 4364135, 7121260, 7199230, 8576474, 8728270, 14398460, 17152948, 17456540, 21441185, 42882370, 85764740, 98629451, 197258902, 394517804, 493147255, 986294510, 1972589020]

約数ペア:

[(1, 1972589020), (2, 986294510), (4, 493147255), (5, 394517804), (10, 197258902), (20, 98629451), (23, 85764740), (46, 42882370), (92, 21441185), (113, 17456540), (115, 17152948), (137, 14398460), (226, 8728270), (230, 8576474), (274, 7199230), (277, 7121260), (452, 4364135), (460, 4288237), (548, 3599615), (554, 3560630), (565, 3491308), (685, 2879692), (1108, 1780315), (1130, 1745654), (1370, 1439846), (1385, 1424252), (2260, 872827), (2599, 758980), (2740, 719923), (2770, 712126), (3151, 626020), (5198, 379490), (5540, 356063), (6302, 313010), (6371, 309620), (10396, 189745), (12604, 156505), (12742, 154810), (12995, 151796), (15481, 127420), (15755, 125204), (25484, 77405), (25990, 75898), (30962, 63710), (31301, 63020), (31510, 62602), (31855, 61924), (37949, 51980)]