16039140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20563}}^1$

素因数の和:20588

約数の個数: 48

約数和(自身を含む): 48366528

約数和(自身を除く): 32327388

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, 20563, 41126, 61689, 82252, 102815, 123378, 205630, 246756, 267319, 308445, 411260, 534638, 616890, 801957, 1069276, 1233780, 1336595, 1603914, 2673190, 3207828, 4009785, 5346380, 8019570, 16039140]

約数ペア:

[(1, 16039140), (2, 8019570), (3, 5346380), (4, 4009785), (5, 3207828), (6, 2673190), (10, 1603914), (12, 1336595), (13, 1233780), (15, 1069276), (20, 801957), (26, 616890), (30, 534638), (39, 411260), (52, 308445), (60, 267319), (65, 246756), (78, 205630), (130, 123378), (156, 102815), (195, 82252), (260, 61689), (390, 41126), (780, 20563)]