7080481520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{12643717}}^1$

素因数の和:12643737

約数の個数: 40

約数和(自身を含む): 18813852384

約数和(自身を除く): 11733370864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 12643717, 25287434, 50574868, 63218585, 88506019, 101149736, 126437170, 177012038, 202299472, 252874340, 354024076, 442530095, 505748680, 708048152, 885060190, 1011497360, 1416096304, 1770120380, 3540240760, 7080481520]

約数ペア:

[(1, 7080481520), (2, 3540240760), (4, 1770120380), (5, 1416096304), (7, 1011497360), (8, 885060190), (10, 708048152), (14, 505748680), (16, 442530095), (20, 354024076), (28, 252874340), (35, 202299472), (40, 177012038), (56, 126437170), (70, 101149736), (80, 88506019), (112, 63218585), (140, 50574868), (280, 25287434), (560, 12643717)]