1201432820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{140683}}^1$

素因数の和:140760

約数の個数: 48

約数和(自身を含む): 2930729088

約数和(自身を除く): 1729296268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 140683, 281366, 562732, 703415, 984781, 1406830, 1969562, 2813660, 3939124, 4923905, 8581663, 9847810, 17163326, 19695620, 34326652, 42908315, 60071641, 85816630, 120143282, 171633260, 240286564, 300358205, 600716410, 1201432820]

約数ペア:

[(1, 1201432820), (2, 600716410), (4, 300358205), (5, 240286564), (7, 171633260), (10, 120143282), (14, 85816630), (20, 60071641), (28, 42908315), (35, 34326652), (61, 19695620), (70, 17163326), (122, 9847810), (140, 8581663), (244, 4923905), (305, 3939124), (427, 2813660), (610, 1969562), (854, 1406830), (1220, 984781), (1708, 703415), (2135, 562732), (4270, 281366), (8540, 140683)]