About the Number

401020872

401020871 ← → 401020873

2進数表記:10111111001110001011111001000

漢数字表記:四億百二万八百七十二

素因数分解:

2 3 × 3 1 × 7 1 × 1117 1 × 2137 1

素因数の和:3270
約数の個数: 64
約数和(自身を含む): 1147336320
約数和(自身を除く): 746315448

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1117, 2137, 2234, 3351, 4274, 4468, 6411, 6702, 7819, 8548, 8936, 12822, 13404, 14959, 15638, 17096, 23457, 25644, 26808, 29918, 31276, 44877, 46914, 51288, 59836, 62552, 89754, 93828, 119672, 179508, 187656, 359016, 2387029, 4774058, 7161087, 9548116, 14322174, 16709203, 19096232, 28644348, 33418406, 50127609, 57288696, 66836812, 100255218, 133673624, 200510436, 401020872]

約数ペア:
[(1, 401020872), (2, 200510436), (3, 133673624), (4, 100255218), (6, 66836812), (7, 57288696), (8, 50127609), (12, 33418406), (14, 28644348), (21, 19096232), (24, 16709203), (28, 14322174), (42, 9548116), (56, 7161087), (84, 4774058), (168, 2387029), (1117, 359016), (2137, 187656), (2234, 179508), (3351, 119672), (4274, 93828), (4468, 89754), (6411, 62552), (6702, 59836), (7819, 51288), (8548, 46914), (8936, 44877), (12822, 31276), (13404, 29918), (14959, 26808), (15638, 25644), (17096, 23457)]

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