43620980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 106686720

約数和(自身を除く): 63065740

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 71, 85, 130, 139, 142, 170, 221, 260, 278, 284, 340, 355, 442, 556, 695, 710, 884, 923, 1105, 1207, 1390, 1420, 1807, 1846, 2210, 2363, 2414, 2780, 3614, 3692, 4420, 4615, 4726, 4828, 6035, 7228, 9035, 9230, 9452, 9869, 11815, 12070, 15691, 18070, 18460, 19738, 23630, 24140, 30719, 31382, 36140, 39476, 47260, 49345, 61438, 62764, 78455, 98690, 122876, 128297, 153595, 156910, 167773, 197380, 256594, 307190, 313820, 335546, 513188, 614380, 641485, 671092, 838865, 1282970, 1677730, 2181049, 2565940, 3355460, 4362098, 8724196, 10905245, 21810490, 43620980]

約数ペア:

[(1, 43620980), (2, 21810490), (4, 10905245), (5, 8724196), (10, 4362098), (13, 3355460), (17, 2565940), (20, 2181049), (26, 1677730), (34, 1282970), (52, 838865), (65, 671092), (68, 641485), (71, 614380), (85, 513188), (130, 335546), (139, 313820), (142, 307190), (170, 256594), (221, 197380), (260, 167773), (278, 156910), (284, 153595), (340, 128297), (355, 122876), (442, 98690), (556, 78455), (695, 62764), (710, 61438), (884, 49345), (923, 47260), (1105, 39476), (1207, 36140), (1390, 31382), (1420, 30719), (1807, 24140), (1846, 23630), (2210, 19738), (2363, 18460), (2414, 18070), (2780, 15691), (3614, 12070), (3692, 11815), (4420, 9869), (4615, 9452), (4726, 9230), (4828, 9035), (6035, 7228)]