About the Number

11401890

11401889 ← → 11401891

2進数表記:101011011111101010100010

漢数字表記:千百四十万千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 53 1 × 71 1 × 101 1

素因数の和:235
約数の個数: 64
約数和(自身を含む): 28553472
約数和(自身を除く): 17151582

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 53, 71, 101, 106, 142, 159, 202, 213, 265, 303, 318, 355, 426, 505, 530, 606, 710, 795, 1010, 1065, 1515, 1590, 2130, 3030, 3763, 5353, 7171, 7526, 10706, 11289, 14342, 16059, 18815, 21513, 22578, 26765, 32118, 35855, 37630, 43026, 53530, 56445, 71710, 80295, 107565, 112890, 160590, 215130, 380063, 760126, 1140189, 1900315, 2280378, 3800630, 5700945, 11401890]

約数ペア:
[(1, 11401890), (2, 5700945), (3, 3800630), (5, 2280378), (6, 1900315), (10, 1140189), (15, 760126), (30, 380063), (53, 215130), (71, 160590), (101, 112890), (106, 107565), (142, 80295), (159, 71710), (202, 56445), (213, 53530), (265, 43026), (303, 37630), (318, 35855), (355, 32118), (426, 26765), (505, 22578), (530, 21513), (606, 18815), (710, 16059), (795, 14342), (1010, 11289), (1065, 10706), (1515, 7526), (1590, 7171), (2130, 5353), (3030, 3763)]

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