2147860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 5306112

約数和(自身を除く): 3158252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 751, 1430, 1502, 2860, 3004, 3755, 7510, 8261, 9763, 15020, 16522, 19526, 33044, 39052, 41305, 48815, 82610, 97630, 107393, 165220, 195260, 214786, 429572, 536965, 1073930, 2147860]

約数ペア:

[(1, 2147860), (2, 1073930), (4, 536965), (5, 429572), (10, 214786), (11, 195260), (13, 165220), (20, 107393), (22, 97630), (26, 82610), (44, 48815), (52, 41305), (55, 39052), (65, 33044), (110, 19526), (130, 16522), (143, 15020), (220, 9763), (260, 8261), (286, 7510), (572, 3755), (715, 3004), (751, 2860), (1430, 1502)]