30990652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 68060160

約数和(自身を除く): 37069508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 239, 308, 421, 478, 842, 956, 1673, 1684, 2629, 2947, 3346, 4631, 5258, 5894, 6692, 9262, 10516, 11788, 18403, 18524, 32417, 36806, 64834, 73612, 100619, 129668, 201238, 402476, 704333, 1106809, 1408666, 2213618, 2817332, 4427236, 7747663, 15495326, 30990652]

約数ペア:

[(1, 30990652), (2, 15495326), (4, 7747663), (7, 4427236), (11, 2817332), (14, 2213618), (22, 1408666), (28, 1106809), (44, 704333), (77, 402476), (154, 201238), (239, 129668), (308, 100619), (421, 73612), (478, 64834), (842, 36806), (956, 32417), (1673, 18524), (1684, 18403), (2629, 11788), (2947, 10516), (3346, 9262), (4631, 6692), (5258, 5894)]