19855380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17417}}^1$

素因数の和:17448

約数の個数: 48

約数和(自身を含む): 58524480

約数和(自身を除く): 38669100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17417, 34834, 52251, 69668, 87085, 104502, 174170, 209004, 261255, 330923, 348340, 522510, 661846, 992769, 1045020, 1323692, 1654615, 1985538, 3309230, 3971076, 4963845, 6618460, 9927690, 19855380]

約数ペア:

[(1, 19855380), (2, 9927690), (3, 6618460), (4, 4963845), (5, 3971076), (6, 3309230), (10, 1985538), (12, 1654615), (15, 1323692), (19, 1045020), (20, 992769), (30, 661846), (38, 522510), (57, 348340), (60, 330923), (76, 261255), (95, 209004), (114, 174170), (190, 104502), (228, 87085), (285, 69668), (380, 52251), (570, 34834), (1140, 17417)]