7674940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4246

約数の個数: 48

約数和(自身を含む): 19841472

約数和(自身を除く): 12166532

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4217, 8434, 16868, 21085, 29519, 42170, 54821, 59038, 84340, 109642, 118076, 147595, 219284, 274105, 295190, 383747, 548210, 590380, 767494, 1096420, 1534988, 1918735, 3837470, 7674940]

約数ペア:

[(1, 7674940), (2, 3837470), (4, 1918735), (5, 1534988), (7, 1096420), (10, 767494), (13, 590380), (14, 548210), (20, 383747), (26, 295190), (28, 274105), (35, 219284), (52, 147595), (65, 118076), (70, 109642), (91, 84340), (130, 59038), (140, 54821), (182, 42170), (260, 29519), (364, 21085), (455, 16868), (910, 8434), (1820, 4217)]