7251274940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3984217}}^1$

素因数の和:3984246

約数の個数: 48

約数和(自身を含む): 18741761472

約数和(自身を除く): 11490486532

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, 3984217, 7968434, 15936868, 19921085, 27889519, 39842170, 51794821, 55779038, 79684340, 103589642, 111558076, 139447595, 207179284, 258974105, 278895190, 362563747, 517948210, 557790380, 725127494, 1035896420, 1450254988, 1812818735, 3625637470, 7251274940]

約数ペア:

[(1, 7251274940), (2, 3625637470), (4, 1812818735), (5, 1450254988), (7, 1035896420), (10, 725127494), (13, 557790380), (14, 517948210), (20, 362563747), (26, 278895190), (28, 258974105), (35, 207179284), (52, 139447595), (65, 111558076), (70, 103589642), (91, 79684340), (130, 55779038), (140, 51794821), (182, 39842170), (260, 27889519), (364, 19921085), (455, 15936868), (910, 7968434), (1820, 3984217)]