201488720

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6011}}^1$

素因数の和:6443

約数の個数: 40

約数和(自身を含む): 469657440

約数和(自身を除く): 268168720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 3352, 4190, 6011, 6704, 8380, 12022, 16760, 24044, 30055, 33520, 48088, 60110, 96176, 120220, 240440, 480880, 2518609, 5037218, 10074436, 12593045, 20148872, 25186090, 40297744, 50372180, 100744360, 201488720]

約数ペア:

[(1, 201488720), (2, 100744360), (4, 50372180), (5, 40297744), (8, 25186090), (10, 20148872), (16, 12593045), (20, 10074436), (40, 5037218), (80, 2518609), (419, 480880), (838, 240440), (1676, 120220), (2095, 96176), (3352, 60110), (4190, 48088), (6011, 33520), (6704, 30055), (8380, 24044), (12022, 16760)]