2471481220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1\times {\mathrm{4969}}^1$

素因数の和:6904

約数の個数: 48

約数和(自身を含む): 5593397040

約数和(自身を除く): 3121915820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1913, 3826, 4969, 7652, 9565, 9938, 19130, 19876, 24845, 24869, 38260, 49690, 49738, 64597, 99380, 99476, 124345, 129194, 248690, 258388, 322985, 497380, 645970, 1291940, 9505697, 19011394, 38022788, 47528485, 95056970, 123574061, 190113940, 247148122, 494296244, 617870305, 1235740610, 2471481220]

約数ペア:

[(1, 2471481220), (2, 1235740610), (4, 617870305), (5, 494296244), (10, 247148122), (13, 190113940), (20, 123574061), (26, 95056970), (52, 47528485), (65, 38022788), (130, 19011394), (260, 9505697), (1913, 1291940), (3826, 645970), (4969, 497380), (7652, 322985), (9565, 258388), (9938, 248690), (19130, 129194), (19876, 124345), (24845, 99476), (24869, 99380), (38260, 64597), (49690, 49738)]