2165220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 6866496

約数和(自身を除く): 4701276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 523, 690, 828, 1035, 1046, 1380, 1569, 2070, 2092, 2615, 3138, 4140, 4707, 5230, 6276, 7845, 9414, 10460, 12029, 15690, 18828, 23535, 24058, 31380, 36087, 47070, 48116, 60145, 72174, 94140, 108261, 120290, 144348, 180435, 216522, 240580, 360870, 433044, 541305, 721740, 1082610, 2165220]

約数ペア:

[(1, 2165220), (2, 1082610), (3, 721740), (4, 541305), (5, 433044), (6, 360870), (9, 240580), (10, 216522), (12, 180435), (15, 144348), (18, 120290), (20, 108261), (23, 94140), (30, 72174), (36, 60145), (45, 48116), (46, 47070), (60, 36087), (69, 31380), (90, 24058), (92, 23535), (115, 18828), (138, 15690), (180, 12029), (207, 10460), (230, 9414), (276, 7845), (345, 6276), (414, 5230), (460, 4707), (523, 4140), (690, 3138), (828, 2615), (1035, 2092), (1046, 2070), (1380, 1569)]