39978990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7529}}^1$

素因数の和:7601

約数の個数: 48

約数和(自身を含む): 105721200

約数和(自身を除く): 65742210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 5310, 7529, 15058, 22587, 37645, 45174, 67761, 75290, 112935, 135522, 225870, 338805, 444211, 677610, 888422, 1332633, 2221055, 2665266, 3997899, 4442110, 6663165, 7995798, 13326330, 19989495, 39978990]

約数ペア:

[(1, 39978990), (2, 19989495), (3, 13326330), (5, 7995798), (6, 6663165), (9, 4442110), (10, 3997899), (15, 2665266), (18, 2221055), (30, 1332633), (45, 888422), (59, 677610), (90, 444211), (118, 338805), (177, 225870), (295, 135522), (354, 112935), (531, 75290), (590, 67761), (885, 45174), (1062, 37645), (1770, 22587), (2655, 15058), (5310, 7529)]