20359830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 33346410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 1553, 2185, 2622, 3106, 4370, 4659, 6555, 7765, 9318, 13110, 15530, 23295, 29507, 35719, 46590, 59014, 71438, 88521, 107157, 147535, 177042, 178595, 214314, 295070, 357190, 442605, 535785, 678661, 885210, 1071570, 1357322, 2035983, 3393305, 4071966, 6786610, 10179915, 20359830]

約数ペア:

[(1, 20359830), (2, 10179915), (3, 6786610), (5, 4071966), (6, 3393305), (10, 2035983), (15, 1357322), (19, 1071570), (23, 885210), (30, 678661), (38, 535785), (46, 442605), (57, 357190), (69, 295070), (95, 214314), (114, 178595), (115, 177042), (138, 147535), (190, 107157), (230, 88521), (285, 71438), (345, 59014), (437, 46590), (570, 35719), (690, 29507), (874, 23295), (1311, 15530), (1553, 13110), (2185, 9318), (2622, 7765), (3106, 6555), (4370, 4659)]