1330255940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{61643}}^1$

素因数の和:61748

約数の個数: 48

約数和(自身を含む): 3044720448

約数和(自身を除く): 1714464508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 61643, 123286, 246572, 308215, 616430, 801359, 1232860, 1602718, 3205436, 4006795, 5116369, 8013590, 10232738, 16027180, 20465476, 25581845, 51163690, 66512797, 102327380, 133025594, 266051188, 332563985, 665127970, 1330255940]

約数ペア:

[(1, 1330255940), (2, 665127970), (4, 332563985), (5, 266051188), (10, 133025594), (13, 102327380), (20, 66512797), (26, 51163690), (52, 25581845), (65, 20465476), (83, 16027180), (130, 10232738), (166, 8013590), (260, 5116369), (332, 4006795), (415, 3205436), (830, 1602718), (1079, 1232860), (1660, 801359), (2158, 616430), (4316, 308215), (5395, 246572), (10790, 123286), (21580, 61643)]