16506260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 36341760

約数和(自身を除く): 19835500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 337, 395, 620, 674, 790, 1348, 1580, 1685, 2449, 3370, 4898, 6740, 9796, 10447, 12245, 20894, 24490, 26623, 41788, 48980, 52235, 53246, 104470, 106492, 133115, 208940, 266230, 532460, 825313, 1650626, 3301252, 4126565, 8253130, 16506260]

約数ペア:

[(1, 16506260), (2, 8253130), (4, 4126565), (5, 3301252), (10, 1650626), (20, 825313), (31, 532460), (62, 266230), (79, 208940), (124, 133115), (155, 106492), (158, 104470), (310, 53246), (316, 52235), (337, 48980), (395, 41788), (620, 26623), (674, 24490), (790, 20894), (1348, 12245), (1580, 10447), (1685, 9796), (2449, 6740), (3370, 4898)]