470890

素因数分解:

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

素因数の和:83

約数の個数: 36

約数和(自身を含む): 1018818

約数和(自身を除く): 547928

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 961, 1085, 1519, 1922, 2170, 3038, 4805, 6727, 7595, 9610, 13454, 15190, 33635, 47089, 67270, 94178, 235445, 470890]

約数ペア:

[(1, 470890), (2, 235445), (5, 94178), (7, 67270), (10, 47089), (14, 33635), (31, 15190), (35, 13454), (49, 9610), (62, 7595), (70, 6727), (98, 4805), (155, 3038), (217, 2170), (245, 1922), (310, 1519), (434, 1085), (490, 961)]