4474190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 9800352

約数和(自身を除く): 5326162

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 397, 490, 794, 805, 1127, 1610, 1985, 2254, 2779, 3970, 5558, 5635, 9131, 11270, 13895, 18262, 19453, 27790, 38906, 45655, 63917, 91310, 97265, 127834, 194530, 319585, 447419, 639170, 894838, 2237095, 4474190]

約数ペア:

[(1, 4474190), (2, 2237095), (5, 894838), (7, 639170), (10, 447419), (14, 319585), (23, 194530), (35, 127834), (46, 97265), (49, 91310), (70, 63917), (98, 45655), (115, 38906), (161, 27790), (230, 19453), (245, 18262), (322, 13895), (397, 11270), (490, 9131), (794, 5635), (805, 5558), (1127, 3970), (1610, 2779), (1985, 2254)]