3505580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 8067360

約数和(自身を除く): 4561780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 139, 194, 260, 278, 388, 485, 556, 695, 970, 1261, 1390, 1807, 1940, 2522, 2780, 3614, 5044, 6305, 7228, 9035, 12610, 13483, 18070, 25220, 26966, 36140, 53932, 67415, 134830, 175279, 269660, 350558, 701116, 876395, 1752790, 3505580]

約数ペア:

[(1, 3505580), (2, 1752790), (4, 876395), (5, 701116), (10, 350558), (13, 269660), (20, 175279), (26, 134830), (52, 67415), (65, 53932), (97, 36140), (130, 26966), (139, 25220), (194, 18070), (260, 13483), (278, 12610), (388, 9035), (485, 7228), (556, 6305), (695, 5044), (970, 3614), (1261, 2780), (1390, 2522), (1807, 1940)]