28920210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 79059456

約数和(自身を除く): 50139246

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 121, 155, 165, 186, 242, 257, 310, 330, 341, 363, 465, 514, 605, 682, 726, 771, 930, 1023, 1210, 1285, 1542, 1705, 1815, 2046, 2570, 2827, 3410, 3630, 3751, 3855, 5115, 5654, 7502, 7710, 7967, 8481, 10230, 11253, 14135, 15934, 16962, 18755, 22506, 23901, 28270, 31097, 37510, 39835, 42405, 47802, 56265, 62194, 79670, 84810, 87637, 93291, 112530, 119505, 155485, 175274, 186582, 239010, 262911, 310970, 438185, 466455, 525822, 876370, 932910, 964007, 1314555, 1928014, 2629110, 2892021, 4820035, 5784042, 9640070, 14460105, 28920210]

約数ペア:

[(1, 28920210), (2, 14460105), (3, 9640070), (5, 5784042), (6, 4820035), (10, 2892021), (11, 2629110), (15, 1928014), (22, 1314555), (30, 964007), (31, 932910), (33, 876370), (55, 525822), (62, 466455), (66, 438185), (93, 310970), (110, 262911), (121, 239010), (155, 186582), (165, 175274), (186, 155485), (242, 119505), (257, 112530), (310, 93291), (330, 87637), (341, 84810), (363, 79670), (465, 62194), (514, 56265), (605, 47802), (682, 42405), (726, 39835), (771, 37510), (930, 31097), (1023, 28270), (1210, 23901), (1285, 22506), (1542, 18755), (1705, 16962), (1815, 15934), (2046, 14135), (2570, 11253), (2827, 10230), (3410, 8481), (3630, 7967), (3751, 7710), (3855, 7502), (5115, 5654)]