About the Number

1220856

1220855 ← → 1220857

2進数表記:100101010000011111000

漢数字表記:百二十二万八百五十六

素因数分解:

2 3 × 3 1 × 7 1 × 13 2 × 43 1

素因数の和:85
約数の個数: 96
約数和(自身を含む): 3864960
約数和(自身を除く): 2644104

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 43, 52, 56, 78, 84, 86, 91, 104, 129, 156, 168, 169, 172, 182, 258, 273, 301, 312, 338, 344, 364, 507, 516, 546, 559, 602, 676, 728, 903, 1014, 1032, 1092, 1118, 1183, 1204, 1352, 1677, 1806, 2028, 2184, 2236, 2366, 2408, 3354, 3549, 3612, 3913, 4056, 4472, 4732, 6708, 7098, 7224, 7267, 7826, 9464, 11739, 13416, 14196, 14534, 15652, 21801, 23478, 28392, 29068, 31304, 43602, 46956, 50869, 58136, 87204, 93912, 101738, 152607, 174408, 203476, 305214, 406952, 610428, 1220856]

約数ペア:
[(1, 1220856), (2, 610428), (3, 406952), (4, 305214), (6, 203476), (7, 174408), (8, 152607), (12, 101738), (13, 93912), (14, 87204), (21, 58136), (24, 50869), (26, 46956), (28, 43602), (39, 31304), (42, 29068), (43, 28392), (52, 23478), (56, 21801), (78, 15652), (84, 14534), (86, 14196), (91, 13416), (104, 11739), (129, 9464), (156, 7826), (168, 7267), (169, 7224), (172, 7098), (182, 6708), (258, 4732), (273, 4472), (301, 4056), (312, 3913), (338, 3612), (344, 3549), (364, 3354), (507, 2408), (516, 2366), (546, 2236), (559, 2184), (602, 2028), (676, 1806), (728, 1677), (903, 1352), (1014, 1204), (1032, 1183), (1092, 1118)]

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