1948980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2953}}^1$

素因数の和:2976

約数の個数: 48

約数和(自身を含む): 5955264

約数和(自身を除く): 4006284

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2953, 5906, 8859, 11812, 14765, 17718, 29530, 32483, 35436, 44295, 59060, 64966, 88590, 97449, 129932, 162415, 177180, 194898, 324830, 389796, 487245, 649660, 974490, 1948980]

約数ペア:

[(1, 1948980), (2, 974490), (3, 649660), (4, 487245), (5, 389796), (6, 324830), (10, 194898), (11, 177180), (12, 162415), (15, 129932), (20, 97449), (22, 88590), (30, 64966), (33, 59060), (44, 44295), (55, 35436), (60, 32483), (66, 29530), (110, 17718), (132, 14765), (165, 11812), (220, 8859), (330, 5906), (660, 2953)]