1880887974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67141}}^1$

素因数の和:67205

約数の個数: 64

約数和(自身を含む): 4640855040

約数和(自身を除く): 2759967066

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 58, 69, 87, 138, 161, 174, 203, 322, 406, 483, 609, 667, 966, 1218, 1334, 2001, 4002, 4669, 9338, 14007, 28014, 67141, 134282, 201423, 402846, 469987, 939974, 1409961, 1544243, 1947089, 2819922, 3088486, 3894178, 4632729, 5841267, 9265458, 10809701, 11682534, 13629623, 21619402, 27259246, 32429103, 40888869, 44783047, 64858206, 81777738, 89566094, 134349141, 268698282, 313481329, 626962658, 940443987, 1880887974]

約数ペア:

[(1, 1880887974), (2, 940443987), (3, 626962658), (6, 313481329), (7, 268698282), (14, 134349141), (21, 89566094), (23, 81777738), (29, 64858206), (42, 44783047), (46, 40888869), (58, 32429103), (69, 27259246), (87, 21619402), (138, 13629623), (161, 11682534), (174, 10809701), (203, 9265458), (322, 5841267), (406, 4632729), (483, 3894178), (609, 3088486), (667, 2819922), (966, 1947089), (1218, 1544243), (1334, 1409961), (2001, 939974), (4002, 469987), (4669, 402846), (9338, 201423), (14007, 134282), (28014, 67141)]