20318430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2677}}^1$

素因数の和:2721

約数の個数: 64

約数和(自身を含む): 55531008

約数和(自身を除く): 35212578

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2677, 3795, 5354, 7590, 8031, 13385, 16062, 26770, 29447, 40155, 58894, 61571, 80310, 88341, 123142, 147235, 176682, 184713, 294470, 307855, 369426, 441705, 615710, 677281, 883410, 923565, 1354562, 1847130, 2031843, 3386405, 4063686, 6772810, 10159215, 20318430]

約数ペア:

[(1, 20318430), (2, 10159215), (3, 6772810), (5, 4063686), (6, 3386405), (10, 2031843), (11, 1847130), (15, 1354562), (22, 923565), (23, 883410), (30, 677281), (33, 615710), (46, 441705), (55, 369426), (66, 307855), (69, 294470), (110, 184713), (115, 176682), (138, 147235), (165, 123142), (230, 88341), (253, 80310), (330, 61571), (345, 58894), (506, 40155), (690, 29447), (759, 26770), (1265, 16062), (1518, 13385), (2530, 8031), (2677, 7590), (3795, 5354)]