30471220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 69431040

約数和(自身を除く): 38959820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 719, 815, 1438, 1630, 2119, 2876, 3260, 3595, 4238, 7190, 8476, 9347, 10595, 14380, 18694, 21190, 37388, 42380, 46735, 93470, 117197, 186940, 234394, 468788, 585985, 1171970, 1523561, 2343940, 3047122, 6094244, 7617805, 15235610, 30471220]

約数ペア:

[(1, 30471220), (2, 15235610), (4, 7617805), (5, 6094244), (10, 3047122), (13, 2343940), (20, 1523561), (26, 1171970), (52, 585985), (65, 468788), (130, 234394), (163, 186940), (260, 117197), (326, 93470), (652, 46735), (719, 42380), (815, 37388), (1438, 21190), (1630, 18694), (2119, 14380), (2876, 10595), (3260, 9347), (3595, 8476), (4238, 7190)]