28838990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2269}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 54915840

約数和(自身を除く): 26076850

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2269, 2542, 4538, 6355, 11345, 12710, 22690, 70339, 93029, 140678, 186058, 351695, 465145, 703390, 930290, 2883899, 5767798, 14419495, 28838990]

約数ペア:

[(1, 28838990), (2, 14419495), (5, 5767798), (10, 2883899), (31, 930290), (41, 703390), (62, 465145), (82, 351695), (155, 186058), (205, 140678), (310, 93029), (410, 70339), (1271, 22690), (2269, 12710), (2542, 11345), (4538, 6355)]