1616020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 4223016

約数和(自身を除く): 2606996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 97, 98, 119, 140, 170, 194, 196, 238, 245, 340, 388, 476, 485, 490, 595, 679, 833, 970, 980, 1190, 1358, 1649, 1666, 1940, 2380, 2716, 3298, 3332, 3395, 4165, 4753, 6596, 6790, 8245, 8330, 9506, 11543, 13580, 16490, 16660, 19012, 23086, 23765, 32980, 46172, 47530, 57715, 80801, 95060, 115430, 161602, 230860, 323204, 404005, 808010, 1616020]

約数ペア:

[(1, 1616020), (2, 808010), (4, 404005), (5, 323204), (7, 230860), (10, 161602), (14, 115430), (17, 95060), (20, 80801), (28, 57715), (34, 47530), (35, 46172), (49, 32980), (68, 23765), (70, 23086), (85, 19012), (97, 16660), (98, 16490), (119, 13580), (140, 11543), (170, 9506), (194, 8330), (196, 8245), (238, 6790), (245, 6596), (340, 4753), (388, 4165), (476, 3395), (485, 3332), (490, 3298), (595, 2716), (679, 2380), (833, 1940), (970, 1666), (980, 1649), (1190, 1358)]