About the Number

70028490

70028489 ← → 70028491

2進数表記:100001011001000110011001010

漢数字表記:七千二万八千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 19 1 × 17551 1

素因数の和:17587
約数の個数: 64
約数和(自身を含む): 202199040
約数和(自身を除く): 132170550

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 17551, 35102, 52653, 87755, 105306, 122857, 175510, 245714, 263265, 333469, 368571, 526530, 614285, 666938, 737142, 1000407, 1228570, 1667345, 1842855, 2000814, 2334283, 3334690, 3685710, 4668566, 5002035, 7002849, 10004070, 11671415, 14005698, 23342830, 35014245, 70028490]

約数ペア:
[(1, 70028490), (2, 35014245), (3, 23342830), (5, 14005698), (6, 11671415), (7, 10004070), (10, 7002849), (14, 5002035), (15, 4668566), (19, 3685710), (21, 3334690), (30, 2334283), (35, 2000814), (38, 1842855), (42, 1667345), (57, 1228570), (70, 1000407), (95, 737142), (105, 666938), (114, 614285), (133, 526530), (190, 368571), (210, 333469), (266, 263265), (285, 245714), (399, 175510), (570, 122857), (665, 105306), (798, 87755), (1330, 52653), (1995, 35102), (3990, 17551)]

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