302679220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21713}}^1$

素因数の和:21780

約数の個数: 48

約数和(自身を含む): 689462928

約数和(自身を除く): 386783708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 21713, 43426, 86852, 108565, 217130, 369121, 434260, 738242, 890233, 1476484, 1780466, 1845605, 3560932, 3691210, 4451165, 7382420, 8902330, 15133961, 17804660, 30267922, 60535844, 75669805, 151339610, 302679220]

約数ペア:

[(1, 302679220), (2, 151339610), (4, 75669805), (5, 60535844), (10, 30267922), (17, 17804660), (20, 15133961), (34, 8902330), (41, 7382420), (68, 4451165), (82, 3691210), (85, 3560932), (164, 1845605), (170, 1780466), (205, 1476484), (340, 890233), (410, 738242), (697, 434260), (820, 369121), (1394, 217130), (2788, 108565), (3485, 86852), (6970, 43426), (13940, 21713)]