38612840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 99878400

約数和(自身を除く): 61265560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 577, 956, 1154, 1195, 1673, 1912, 2308, 2390, 2885, 3346, 4039, 4616, 4780, 5770, 6692, 8078, 8365, 9560, 11540, 13384, 16156, 16730, 20195, 23080, 32312, 33460, 40390, 66920, 80780, 137903, 161560, 275806, 551612, 689515, 965321, 1103224, 1379030, 1930642, 2758060, 3861284, 4826605, 5516120, 7722568, 9653210, 19306420, 38612840]

約数ペア:

[(1, 38612840), (2, 19306420), (4, 9653210), (5, 7722568), (7, 5516120), (8, 4826605), (10, 3861284), (14, 2758060), (20, 1930642), (28, 1379030), (35, 1103224), (40, 965321), (56, 689515), (70, 551612), (140, 275806), (239, 161560), (280, 137903), (478, 80780), (577, 66920), (956, 40390), (1154, 33460), (1195, 32312), (1673, 23080), (1912, 20195), (2308, 16730), (2390, 16156), (2885, 13384), (3346, 11540), (4039, 9560), (4616, 8365), (4780, 8078), (5770, 6692)]