28998780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1091}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 81454464

約数和(自身を除く): 52455684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 443, 886, 1091, 1329, 1772, 2182, 2215, 2658, 3273, 4364, 4430, 5316, 5455, 6546, 6645, 8860, 10910, 13092, 13290, 16365, 21820, 26580, 32730, 65460, 483313, 966626, 1449939, 1933252, 2416565, 2899878, 4833130, 5799756, 7249695, 9666260, 14499390, 28998780]

約数ペア:

[(1, 28998780), (2, 14499390), (3, 9666260), (4, 7249695), (5, 5799756), (6, 4833130), (10, 2899878), (12, 2416565), (15, 1933252), (20, 1449939), (30, 966626), (60, 483313), (443, 65460), (886, 32730), (1091, 26580), (1329, 21820), (1772, 16365), (2182, 13290), (2215, 13092), (2658, 10910), (3273, 8860), (4364, 6645), (4430, 6546), (5316, 5455)]