9785620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 22529808

約数和(自身を除く): 12744188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 617, 793, 1220, 1234, 1586, 2468, 3085, 3172, 3965, 6170, 7930, 8021, 12340, 15860, 16042, 32084, 37637, 40105, 75274, 80210, 150548, 160420, 188185, 376370, 489281, 752740, 978562, 1957124, 2446405, 4892810, 9785620]

約数ペア:

[(1, 9785620), (2, 4892810), (4, 2446405), (5, 1957124), (10, 978562), (13, 752740), (20, 489281), (26, 376370), (52, 188185), (61, 160420), (65, 150548), (122, 80210), (130, 75274), (244, 40105), (260, 37637), (305, 32084), (610, 16042), (617, 15860), (793, 12340), (1220, 8021), (1234, 7930), (1586, 6170), (2468, 3965), (3085, 3172)]