19925580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1061}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 56022624

約数和(自身を除く): 36097044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1061, 1252, 1565, 1878, 2122, 3130, 3183, 3756, 4244, 4695, 5305, 6260, 6366, 9390, 10610, 12732, 15915, 18780, 21220, 31830, 63660, 332093, 664186, 996279, 1328372, 1660465, 1992558, 3320930, 3985116, 4981395, 6641860, 9962790, 19925580]

約数ペア:

[(1, 19925580), (2, 9962790), (3, 6641860), (4, 4981395), (5, 3985116), (6, 3320930), (10, 1992558), (12, 1660465), (15, 1328372), (20, 996279), (30, 664186), (60, 332093), (313, 63660), (626, 31830), (939, 21220), (1061, 18780), (1252, 15915), (1565, 12732), (1878, 10610), (2122, 9390), (3130, 6366), (3183, 6260), (3756, 5305), (4244, 4695)]