13459880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 35303040

約数和(自身を除く): 21843160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 907, 1060, 1484, 1814, 1855, 2120, 2968, 3628, 3710, 4535, 6349, 7256, 7420, 9070, 12698, 14840, 18140, 25396, 31745, 36280, 48071, 50792, 63490, 96142, 126980, 192284, 240355, 253960, 336497, 384568, 480710, 672994, 961420, 1345988, 1682485, 1922840, 2691976, 3364970, 6729940, 13459880]

約数ペア:

[(1, 13459880), (2, 6729940), (4, 3364970), (5, 2691976), (7, 1922840), (8, 1682485), (10, 1345988), (14, 961420), (20, 672994), (28, 480710), (35, 384568), (40, 336497), (53, 253960), (56, 240355), (70, 192284), (106, 126980), (140, 96142), (212, 63490), (265, 50792), (280, 48071), (371, 36280), (424, 31745), (530, 25396), (742, 18140), (907, 14840), (1060, 12698), (1484, 9070), (1814, 7420), (1855, 7256), (2120, 6349), (2968, 4535), (3628, 3710)]