19941420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2039}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 56206080

約数和(自身を除く): 36264660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2039, 2445, 3260, 4078, 4890, 6117, 8156, 9780, 10195, 12234, 20390, 24468, 30585, 40780, 61170, 122340, 332357, 664714, 997071, 1329428, 1661785, 1994142, 3323570, 3988284, 4985355, 6647140, 9970710, 19941420]

約数ペア:

[(1, 19941420), (2, 9970710), (3, 6647140), (4, 4985355), (5, 3988284), (6, 3323570), (10, 1994142), (12, 1661785), (15, 1329428), (20, 997071), (30, 664714), (60, 332357), (163, 122340), (326, 61170), (489, 40780), (652, 30585), (815, 24468), (978, 20390), (1630, 12234), (1956, 10195), (2039, 9780), (2445, 8156), (3260, 6117), (4078, 4890)]