47881340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3019}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 110097120

約数和(自身を除く): 62215780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3019, 3172, 3965, 6038, 7930, 12076, 15095, 15860, 30190, 39247, 60380, 78494, 156988, 184159, 196235, 368318, 392470, 736636, 784940, 920795, 1841590, 2394067, 3683180, 4788134, 9576268, 11970335, 23940670, 47881340]

約数ペア:

[(1, 47881340), (2, 23940670), (4, 11970335), (5, 9576268), (10, 4788134), (13, 3683180), (20, 2394067), (26, 1841590), (52, 920795), (61, 784940), (65, 736636), (122, 392470), (130, 368318), (244, 196235), (260, 184159), (305, 156988), (610, 78494), (793, 60380), (1220, 39247), (1586, 30190), (3019, 15860), (3172, 15095), (3965, 12076), (6038, 7930)]