2519090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 5429592

約数和(自身を除く): 2910502

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 97, 98, 106, 194, 245, 265, 371, 485, 490, 530, 679, 742, 970, 1358, 1855, 2597, 3395, 3710, 4753, 5141, 5194, 6790, 9506, 10282, 12985, 23765, 25705, 25970, 35987, 47530, 51410, 71974, 179935, 251909, 359870, 503818, 1259545, 2519090]

約数ペア:

[(1, 2519090), (2, 1259545), (5, 503818), (7, 359870), (10, 251909), (14, 179935), (35, 71974), (49, 51410), (53, 47530), (70, 35987), (97, 25970), (98, 25705), (106, 23765), (194, 12985), (245, 10282), (265, 9506), (371, 6790), (485, 5194), (490, 5141), (530, 4753), (679, 3710), (742, 3395), (970, 2597), (1358, 1855)]