20174895970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{58439}}^1$

素因数の和:58567

約数の個数: 64

約数和(自身を含む): 40393728000

約数和(自身を除く): 20218832030

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 79, 95, 115, 158, 190, 230, 395, 437, 790, 874, 1501, 1817, 2185, 3002, 3634, 4370, 7505, 9085, 15010, 18170, 34523, 58439, 69046, 116878, 172615, 292195, 345230, 584390, 1110341, 1344097, 2220682, 2688194, 4616681, 5551705, 6720485, 9233362, 11103410, 13440970, 23083405, 25537843, 46166810, 51075686, 87716939, 106183663, 127689215, 175433878, 212367326, 255378430, 438584695, 530918315, 877169390, 1061836630, 2017489597, 4034979194, 10087447985, 20174895970]

約数ペア:

[(1, 20174895970), (2, 10087447985), (5, 4034979194), (10, 2017489597), (19, 1061836630), (23, 877169390), (38, 530918315), (46, 438584695), (79, 255378430), (95, 212367326), (115, 175433878), (158, 127689215), (190, 106183663), (230, 87716939), (395, 51075686), (437, 46166810), (790, 25537843), (874, 23083405), (1501, 13440970), (1817, 11103410), (2185, 9233362), (3002, 6720485), (3634, 5551705), (4370, 4616681), (7505, 2688194), (9085, 2220682), (15010, 1344097), (18170, 1110341), (34523, 584390), (58439, 345230), (69046, 292195), (116878, 172615)]