13343980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3019}}^1$

素因数の和:3058

約数の個数: 48

約数和(自身を含む): 31963680

約数和(自身を除く): 18619700

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3019, 4420, 6038, 12076, 15095, 30190, 39247, 51323, 60380, 78494, 102646, 156988, 196235, 205292, 256615, 392470, 513230, 667199, 784940, 1026460, 1334398, 2668796, 3335995, 6671990, 13343980]

約数ペア:

[(1, 13343980), (2, 6671990), (4, 3335995), (5, 2668796), (10, 1334398), (13, 1026460), (17, 784940), (20, 667199), (26, 513230), (34, 392470), (52, 256615), (65, 205292), (68, 196235), (85, 156988), (130, 102646), (170, 78494), (221, 60380), (260, 51323), (340, 39247), (442, 30190), (884, 15095), (1105, 12076), (2210, 6038), (3019, 4420)]