40858880

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 99007272

約数和(自身を除く): 58148392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 233, 256, 274, 320, 466, 548, 640, 685, 932, 1096, 1165, 1280, 1370, 1864, 2192, 2330, 2740, 3728, 4384, 4660, 5480, 7456, 8768, 9320, 10960, 14912, 17536, 18640, 21920, 29824, 31921, 35072, 37280, 43840, 59648, 63842, 74560, 87680, 127684, 149120, 159605, 175360, 255368, 298240, 319210, 510736, 638420, 1021472, 1276840, 2042944, 2553680, 4085888, 5107360, 8171776, 10214720, 20429440, 40858880]

約数ペア:

[(1, 40858880), (2, 20429440), (4, 10214720), (5, 8171776), (8, 5107360), (10, 4085888), (16, 2553680), (20, 2042944), (32, 1276840), (40, 1021472), (64, 638420), (80, 510736), (128, 319210), (137, 298240), (160, 255368), (233, 175360), (256, 159605), (274, 149120), (320, 127684), (466, 87680), (548, 74560), (640, 63842), (685, 59648), (932, 43840), (1096, 37280), (1165, 35072), (1280, 31921), (1370, 29824), (1864, 21920), (2192, 18640), (2330, 17536), (2740, 14912), (3728, 10960), (4384, 9320), (4660, 8768), (5480, 7456)]