1369331380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{9241}}^1$

素因数の和:9520

約数の個数: 48

約数和(自身を含む): 2981099520

約数和(自身を除く): 1611768140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 956, 1195, 2390, 4780, 7409, 9241, 14818, 18482, 29636, 36964, 37045, 46205, 74090, 92410, 148180, 184820, 286471, 572942, 1145884, 1432355, 2208599, 2864710, 4417198, 5729420, 8834396, 11042995, 22085990, 44171980, 68466569, 136933138, 273866276, 342332845, 684665690, 1369331380]

約数ペア:

[(1, 1369331380), (2, 684665690), (4, 342332845), (5, 273866276), (10, 136933138), (20, 68466569), (31, 44171980), (62, 22085990), (124, 11042995), (155, 8834396), (239, 5729420), (310, 4417198), (478, 2864710), (620, 2208599), (956, 1432355), (1195, 1145884), (2390, 572942), (4780, 286471), (7409, 184820), (9241, 148180), (14818, 92410), (18482, 74090), (29636, 46205), (36964, 37045)]