7280493940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1\times {\mathrm{2383}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 15401288448

約数和(自身を除く): 8120794508

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 883, 1730, 1766, 2383, 3460, 3532, 4415, 4766, 8830, 9532, 11915, 17660, 23830, 47660, 152759, 305518, 412259, 611036, 763795, 824518, 1527590, 1649036, 2061295, 2104189, 3055180, 4122590, 4208378, 8245180, 8416756, 10520945, 21041890, 42083780, 364024697, 728049394, 1456098788, 1820123485, 3640246970, 7280493940]

約数ペア:

[(1, 7280493940), (2, 3640246970), (4, 1820123485), (5, 1456098788), (10, 728049394), (20, 364024697), (173, 42083780), (346, 21041890), (692, 10520945), (865, 8416756), (883, 8245180), (1730, 4208378), (1766, 4122590), (2383, 3055180), (3460, 2104189), (3532, 2061295), (4415, 1649036), (4766, 1527590), (8830, 824518), (9532, 763795), (11915, 611036), (17660, 412259), (23830, 305518), (47660, 152759)]