4019708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 9074688

約数和(自身を除く): 5054980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 421, 434, 682, 842, 868, 1364, 1684, 2387, 2947, 4631, 4774, 5894, 9262, 9548, 11788, 13051, 18524, 26102, 32417, 52204, 64834, 91357, 129668, 143561, 182714, 287122, 365428, 574244, 1004927, 2009854, 4019708]

約数ペア:

[(1, 4019708), (2, 2009854), (4, 1004927), (7, 574244), (11, 365428), (14, 287122), (22, 182714), (28, 143561), (31, 129668), (44, 91357), (62, 64834), (77, 52204), (124, 32417), (154, 26102), (217, 18524), (308, 13051), (341, 11788), (421, 9548), (434, 9262), (682, 5894), (842, 4774), (868, 4631), (1364, 2947), (1684, 2387)]