20140980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5503}}^1$

素因数の和:5576

約数の個数: 48

約数和(自身を含む): 57329664

約数和(自身を除く): 37188684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5503, 11006, 16509, 22012, 27515, 33018, 55030, 66036, 82545, 110060, 165090, 330180, 335683, 671366, 1007049, 1342732, 1678415, 2014098, 3356830, 4028196, 5035245, 6713660, 10070490, 20140980]

約数ペア:

[(1, 20140980), (2, 10070490), (3, 6713660), (4, 5035245), (5, 4028196), (6, 3356830), (10, 2014098), (12, 1678415), (15, 1342732), (20, 1007049), (30, 671366), (60, 335683), (61, 330180), (122, 165090), (183, 110060), (244, 82545), (305, 66036), (366, 55030), (610, 33018), (732, 27515), (915, 22012), (1220, 16509), (1830, 11006), (3660, 5503)]