17956380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23021}}^1$

素因数の和:23046

約数の個数: 48

約数和(自身を含む): 54147744

約数和(自身を除く): 36191364

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, 23021, 46042, 69063, 92084, 115105, 138126, 230210, 276252, 299273, 345315, 460420, 598546, 690630, 897819, 1197092, 1381260, 1496365, 1795638, 2992730, 3591276, 4489095, 5985460, 8978190, 17956380]

約数ペア:

[(1, 17956380), (2, 8978190), (3, 5985460), (4, 4489095), (5, 3591276), (6, 2992730), (10, 1795638), (12, 1496365), (13, 1381260), (15, 1197092), (20, 897819), (26, 690630), (30, 598546), (39, 460420), (52, 345315), (60, 299273), (65, 276252), (78, 230210), (130, 138126), (156, 115105), (195, 92084), (260, 69063), (390, 46042), (780, 23021)]