30440140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 68302080

約数和(自身を除く): 37861940

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1693, 1798, 3386, 3596, 4495, 6772, 8465, 8990, 16930, 17980, 33860, 49097, 52483, 98194, 104966, 196388, 209932, 245485, 262415, 490970, 524830, 981940, 1049660, 1522007, 3044014, 6088028, 7610035, 15220070, 30440140]

約数ペア:

[(1, 30440140), (2, 15220070), (4, 7610035), (5, 6088028), (10, 3044014), (20, 1522007), (29, 1049660), (31, 981940), (58, 524830), (62, 490970), (116, 262415), (124, 245485), (145, 209932), (155, 196388), (290, 104966), (310, 98194), (580, 52483), (620, 49097), (899, 33860), (1693, 17980), (1798, 16930), (3386, 8990), (3596, 8465), (4495, 6772)]