1978644230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8543}}^1$

素因数の和:8645

約数の個数: 64

約数和(自身を含む): 3986288640

約数和(自身を除く): 2007644410

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 53, 95, 106, 115, 190, 230, 265, 437, 530, 874, 1007, 1219, 2014, 2185, 2438, 4370, 5035, 6095, 8543, 10070, 12190, 17086, 23161, 42715, 46322, 85430, 115805, 162317, 196489, 231610, 324634, 392978, 452779, 811585, 905558, 982445, 1623170, 1964890, 2263895, 3733291, 4527790, 7466582, 8602801, 10413917, 17205602, 18666455, 20827834, 37332910, 43014005, 52069585, 86028010, 104139170, 197864423, 395728846, 989322115, 1978644230]

約数ペア:

[(1, 1978644230), (2, 989322115), (5, 395728846), (10, 197864423), (19, 104139170), (23, 86028010), (38, 52069585), (46, 43014005), (53, 37332910), (95, 20827834), (106, 18666455), (115, 17205602), (190, 10413917), (230, 8602801), (265, 7466582), (437, 4527790), (530, 3733291), (874, 2263895), (1007, 1964890), (1219, 1623170), (2014, 982445), (2185, 905558), (2438, 811585), (4370, 452779), (5035, 392978), (6095, 324634), (8543, 231610), (10070, 196489), (12190, 162317), (17086, 115805), (23161, 85430), (42715, 46322)]