1189883890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{887}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 2449004544

約数和(自身を除く): 1259120654

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 607, 887, 1105, 1214, 1774, 2210, 3035, 4435, 6070, 7891, 8870, 10319, 11531, 15079, 15782, 20638, 23062, 30158, 39455, 51595, 57655, 75395, 78910, 103190, 115310, 134147, 150790, 196027, 268294, 392054, 538409, 670735, 980135, 1076818, 1341470, 1960270, 2692045, 5384090, 6999317, 9152953, 13998634, 18305906, 34996585, 45764765, 69993170, 91529530, 118988389, 237976778, 594941945, 1189883890]

約数ペア:

[(1, 1189883890), (2, 594941945), (5, 237976778), (10, 118988389), (13, 91529530), (17, 69993170), (26, 45764765), (34, 34996585), (65, 18305906), (85, 13998634), (130, 9152953), (170, 6999317), (221, 5384090), (442, 2692045), (607, 1960270), (887, 1341470), (1105, 1076818), (1214, 980135), (1774, 670735), (2210, 538409), (3035, 392054), (4435, 268294), (6070, 196027), (7891, 150790), (8870, 134147), (10319, 115310), (11531, 103190), (15079, 78910), (15782, 75395), (20638, 57655), (23062, 51595), (30158, 39455)]