245234780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{2113}}^1$

素因数の和:2958

約数の個数: 48

約数和(自身を含む): 589552320

約数和(自身を除く): 344317540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 829, 1658, 2113, 3316, 4145, 4226, 5803, 8290, 8452, 10565, 11606, 14791, 16580, 21130, 23212, 29015, 29582, 42260, 58030, 59164, 73955, 116060, 147910, 295820, 1751677, 3503354, 7006708, 8758385, 12261739, 17516770, 24523478, 35033540, 49046956, 61308695, 122617390, 245234780]

約数ペア:

[(1, 245234780), (2, 122617390), (4, 61308695), (5, 49046956), (7, 35033540), (10, 24523478), (14, 17516770), (20, 12261739), (28, 8758385), (35, 7006708), (70, 3503354), (140, 1751677), (829, 295820), (1658, 147910), (2113, 116060), (3316, 73955), (4145, 59164), (4226, 58030), (5803, 42260), (8290, 29582), (8452, 29015), (10565, 23212), (11606, 21130), (14791, 16580)]