401057776

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{823}}^1$

素因数の和:1086

約数の個数: 80

約数和(自身を含む): 940019200

約数和(自身を除く): 538961424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 229, 266, 304, 458, 532, 823, 916, 1064, 1603, 1646, 1832, 2128, 3206, 3292, 3664, 4351, 5761, 6412, 6584, 8702, 11522, 12824, 13168, 15637, 17404, 23044, 25648, 30457, 31274, 34808, 46088, 60914, 62548, 69616, 92176, 109459, 121828, 125096, 188467, 218918, 243656, 250192, 376934, 437836, 487312, 753868, 875672, 1319269, 1507736, 1751344, 2638538, 3015472, 3580873, 5277076, 7161746, 10554152, 14323492, 21108304, 25066111, 28646984, 50132222, 57293968, 100264444, 200528888, 401057776]

約数ペア:

[(1, 401057776), (2, 200528888), (4, 100264444), (7, 57293968), (8, 50132222), (14, 28646984), (16, 25066111), (19, 21108304), (28, 14323492), (38, 10554152), (56, 7161746), (76, 5277076), (112, 3580873), (133, 3015472), (152, 2638538), (229, 1751344), (266, 1507736), (304, 1319269), (458, 875672), (532, 753868), (823, 487312), (916, 437836), (1064, 376934), (1603, 250192), (1646, 243656), (1832, 218918), (2128, 188467), (3206, 125096), (3292, 121828), (3664, 109459), (4351, 92176), (5761, 69616), (6412, 62548), (6584, 60914), (8702, 46088), (11522, 34808), (12824, 31274), (13168, 30457), (15637, 25648), (17404, 23044)]