2541780

素因数分解:

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

素因数の和:547

約数の個数: 72

約数和(自身を含む): 8010912

約数和(自身を除く): 5469132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 523, 540, 810, 972, 1046, 1215, 1569, 1620, 2092, 2430, 2615, 3138, 4707, 4860, 5230, 6276, 7845, 9414, 10460, 14121, 15690, 18828, 23535, 28242, 31380, 42363, 47070, 56484, 70605, 84726, 94140, 127089, 141210, 169452, 211815, 254178, 282420, 423630, 508356, 635445, 847260, 1270890, 2541780]

約数ペア:

[(1, 2541780), (2, 1270890), (3, 847260), (4, 635445), (5, 508356), (6, 423630), (9, 282420), (10, 254178), (12, 211815), (15, 169452), (18, 141210), (20, 127089), (27, 94140), (30, 84726), (36, 70605), (45, 56484), (54, 47070), (60, 42363), (81, 31380), (90, 28242), (108, 23535), (135, 18828), (162, 15690), (180, 14121), (243, 10460), (270, 9414), (324, 7845), (405, 6276), (486, 5230), (523, 4860), (540, 4707), (810, 3138), (972, 2615), (1046, 2430), (1215, 2092), (1569, 1620)]