1270890

素因数分解:

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

素因数の和:545

約数の個数: 48

約数和(自身を含む): 3433248

約数和(自身を除く): 2162358

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 523, 810, 1046, 1215, 1569, 2430, 2615, 3138, 4707, 5230, 7845, 9414, 14121, 15690, 23535, 28242, 42363, 47070, 70605, 84726, 127089, 141210, 211815, 254178, 423630, 635445, 1270890]

約数ペア:

[(1, 1270890), (2, 635445), (3, 423630), (5, 254178), (6, 211815), (9, 141210), (10, 127089), (15, 84726), (18, 70605), (27, 47070), (30, 42363), (45, 28242), (54, 23535), (81, 15690), (90, 14121), (135, 9414), (162, 7845), (243, 5230), (270, 4707), (405, 3138), (486, 2615), (523, 2430), (810, 1569), (1046, 1215)]