2447370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 6469632

約数和(自身を除く): 4022262

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 383, 426, 639, 710, 766, 1065, 1149, 1278, 1915, 2130, 2298, 3195, 3447, 3830, 5745, 6390, 6894, 11490, 17235, 27193, 34470, 54386, 81579, 135965, 163158, 244737, 271930, 407895, 489474, 815790, 1223685, 2447370]

約数ペア:

[(1, 2447370), (2, 1223685), (3, 815790), (5, 489474), (6, 407895), (9, 271930), (10, 244737), (15, 163158), (18, 135965), (30, 81579), (45, 54386), (71, 34470), (90, 27193), (142, 17235), (213, 11490), (355, 6894), (383, 6390), (426, 5745), (639, 3830), (710, 3447), (766, 3195), (1065, 2298), (1149, 2130), (1278, 1915)]