210490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 451584

約数和(自身を除く): 241094

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 97, 155, 194, 217, 310, 434, 485, 679, 970, 1085, 1358, 2170, 3007, 3395, 6014, 6790, 15035, 21049, 30070, 42098, 105245, 210490]

約数ペア:

[(1, 210490), (2, 105245), (5, 42098), (7, 30070), (10, 21049), (14, 15035), (31, 6790), (35, 6014), (62, 3395), (70, 3007), (97, 2170), (155, 1358), (194, 1085), (217, 970), (310, 679), (434, 485)]