22638980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1777}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 59591448

約数和(自身を除く): 36952468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1777, 1820, 2548, 3185, 3554, 6370, 7108, 8885, 12439, 12740, 17770, 23101, 24878, 35540, 46202, 49756, 62195, 87073, 92404, 115505, 124390, 161707, 174146, 231010, 248780, 323414, 348292, 435365, 462020, 646828, 808535, 870730, 1131949, 1617070, 1741460, 2263898, 3234140, 4527796, 5659745, 11319490, 22638980]

約数ペア:

[(1, 22638980), (2, 11319490), (4, 5659745), (5, 4527796), (7, 3234140), (10, 2263898), (13, 1741460), (14, 1617070), (20, 1131949), (26, 870730), (28, 808535), (35, 646828), (49, 462020), (52, 435365), (65, 348292), (70, 323414), (91, 248780), (98, 231010), (130, 174146), (140, 161707), (182, 124390), (196, 115505), (245, 92404), (260, 87073), (364, 62195), (455, 49756), (490, 46202), (637, 35540), (910, 24878), (980, 23101), (1274, 17770), (1777, 12740), (1820, 12439), (2548, 8885), (3185, 7108), (3554, 6370)]