2098694980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{7949}}^1$

素因数の和:8308

約数の個数: 48

約数和(自身を含む): 4525012800

約数和(自身を除く): 2426317820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 307, 430, 614, 860, 1228, 1535, 3070, 6140, 7949, 13201, 15898, 26402, 31796, 39745, 52804, 66005, 79490, 132010, 158980, 264020, 341807, 683614, 1367228, 1709035, 2440343, 3418070, 4880686, 6836140, 9761372, 12201715, 24403430, 48806860, 104934749, 209869498, 419738996, 524673745, 1049347490, 2098694980]

約数ペア:

[(1, 2098694980), (2, 1049347490), (4, 524673745), (5, 419738996), (10, 209869498), (20, 104934749), (43, 48806860), (86, 24403430), (172, 12201715), (215, 9761372), (307, 6836140), (430, 4880686), (614, 3418070), (860, 2440343), (1228, 1709035), (1535, 1367228), (3070, 683614), (6140, 341807), (7949, 264020), (13201, 158980), (15898, 132010), (26402, 79490), (31796, 66005), (39745, 52804)]