353037940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 752976000

約数和(自身を除く): 399938060

約数列:

[1, 2, 4, 5, 10, 20, 107, 199, 214, 398, 428, 535, 796, 829, 995, 1070, 1658, 1990, 2140, 3316, 3980, 4145, 8290, 16580, 21293, 42586, 85172, 88703, 106465, 164971, 177406, 212930, 329942, 354812, 425860, 443515, 659884, 824855, 887030, 1649710, 1774060, 3299420, 17651897, 35303794, 70607588, 88259485, 176518970, 353037940]

約数ペア:

[(1, 353037940), (2, 176518970), (4, 88259485), (5, 70607588), (10, 35303794), (20, 17651897), (107, 3299420), (199, 1774060), (214, 1649710), (398, 887030), (428, 824855), (535, 659884), (796, 443515), (829, 425860), (995, 354812), (1070, 329942), (1658, 212930), (1990, 177406), (2140, 164971), (3316, 106465), (3980, 88703), (4145, 85172), (8290, 42586), (16580, 21293)]