7646340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9803}}^1$

素因数の和:9828

約数の個数: 48

約数和(自身を含む): 23059008

約数和(自身を除く): 15412668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9803, 19606, 29409, 39212, 49015, 58818, 98030, 117636, 127439, 147045, 196060, 254878, 294090, 382317, 509756, 588180, 637195, 764634, 1274390, 1529268, 1911585, 2548780, 3823170, 7646340]

約数ペア:

[(1, 7646340), (2, 3823170), (3, 2548780), (4, 1911585), (5, 1529268), (6, 1274390), (10, 764634), (12, 637195), (13, 588180), (15, 509756), (20, 382317), (26, 294090), (30, 254878), (39, 196060), (52, 147045), (60, 127439), (65, 117636), (78, 98030), (130, 58818), (156, 49015), (195, 39212), (260, 29409), (390, 19606), (780, 9803)]