889879156940

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1\times {\mathrm{467}}^1\times {\mathrm{829}}^1$

素因数の和:1995

約数の個数: 96

約数和(自身を含む): 1886280177600

約数和(自身を除く): 996401020660

約数列:

[1, 2, 4, 5, 10, 20, 281, 409, 467, 562, 818, 829, 934, 1124, 1405, 1636, 1658, 1868, 2045, 2335, 2810, 3316, 4090, 4145, 4670, 5620, 8180, 8290, 9340, 16580, 114929, 131227, 191003, 229858, 232949, 262454, 339061, 382006, 387143, 459716, 465898, 524908, 574645, 656135, 678122, 764012, 774286, 931796, 955015, 1149290, 1164745, 1312270, 1356244, 1548572, 1695305, 1910030, 1935715, 2298580, 2329490, 2624540, 3390610, 3820060, 3871430, 4658980, 6781220, 7742860, 53671843, 95276141, 107343686, 108787183, 158341487, 190552282, 214687372, 217574366, 268359215, 316682974, 381104564, 435148732, 476380705, 536718430, 543935915, 633365948, 791707435, 952761410, 1073436860, 1087871830, 1583414870, 1905522820, 2175743660, 3166829740, 44493957847, 88987915694, 177975831388, 222469789235, 444939578470, 889879156940]

約数ペア:

[(1, 889879156940), (2, 444939578470), (4, 222469789235), (5, 177975831388), (10, 88987915694), (20, 44493957847), (281, 3166829740), (409, 2175743660), (467, 1905522820), (562, 1583414870), (818, 1087871830), (829, 1073436860), (934, 952761410), (1124, 791707435), (1405, 633365948), (1636, 543935915), (1658, 536718430), (1868, 476380705), (2045, 435148732), (2335, 381104564), (2810, 316682974), (3316, 268359215), (4090, 217574366), (4145, 214687372), (4670, 190552282), (5620, 158341487), (8180, 108787183), (8290, 107343686), (9340, 95276141), (16580, 53671843), (114929, 7742860), (131227, 6781220), (191003, 4658980), (229858, 3871430), (232949, 3820060), (262454, 3390610), (339061, 2624540), (382006, 2329490), (387143, 2298580), (459716, 1935715), (465898, 1910030), (524908, 1695305), (574645, 1548572), (656135, 1356244), (678122, 1312270), (764012, 1164745), (774286, 1149290), (931796, 955015)]