27939940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8677}}^1$

素因数の和:8716

約数の個数: 48

約数和(自身を含む): 69979392

約数和(自身を除く): 42039452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 8677, 17354, 34708, 43385, 60739, 86770, 121478, 173540, 199571, 242956, 303695, 399142, 607390, 798284, 997855, 1214780, 1396997, 1995710, 2793994, 3991420, 5587988, 6984985, 13969970, 27939940]

約数ペア:

[(1, 27939940), (2, 13969970), (4, 6984985), (5, 5587988), (7, 3991420), (10, 2793994), (14, 1995710), (20, 1396997), (23, 1214780), (28, 997855), (35, 798284), (46, 607390), (70, 399142), (92, 303695), (115, 242956), (140, 199571), (161, 173540), (230, 121478), (322, 86770), (460, 60739), (644, 43385), (805, 34708), (1610, 17354), (3220, 8677)]