20114976140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1\times {\mathrm{4201}}^1$

素因数の和:5727

約数の個数: 96

約数和(自身を含む): 50420772864

約数和(自身を除く): 30305796724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1487, 1610, 2974, 3220, 4201, 5948, 7435, 8402, 10409, 14870, 16804, 20818, 21005, 29407, 29740, 34201, 41636, 42010, 52045, 58814, 68402, 84020, 96623, 104090, 117628, 136804, 147035, 171005, 193246, 208180, 239407, 294070, 342010, 386492, 478814, 483115, 588140, 676361, 684020, 957628, 966230, 1197035, 1352722, 1932460, 2394070, 2705444, 3381805, 4788140, 6246887, 6763610, 12493774, 13527220, 24987548, 31234435, 43728209, 62468870, 87456418, 124937740, 143678401, 174912836, 218641045, 287356802, 437282090, 574713604, 718392005, 874564180, 1005748807, 1436784010, 2011497614, 2873568020, 4022995228, 5028744035, 10057488070, 20114976140]

約数ペア:

[(1, 20114976140), (2, 10057488070), (4, 5028744035), (5, 4022995228), (7, 2873568020), (10, 2011497614), (14, 1436784010), (20, 1005748807), (23, 874564180), (28, 718392005), (35, 574713604), (46, 437282090), (70, 287356802), (92, 218641045), (115, 174912836), (140, 143678401), (161, 124937740), (230, 87456418), (322, 62468870), (460, 43728209), (644, 31234435), (805, 24987548), (1487, 13527220), (1610, 12493774), (2974, 6763610), (3220, 6246887), (4201, 4788140), (5948, 3381805), (7435, 2705444), (8402, 2394070), (10409, 1932460), (14870, 1352722), (16804, 1197035), (20818, 966230), (21005, 957628), (29407, 684020), (29740, 676361), (34201, 588140), (41636, 483115), (42010, 478814), (52045, 386492), (58814, 342010), (68402, 294070), (84020, 239407), (96623, 208180), (104090, 193246), (117628, 171005), (136804, 147035)]