20898359600

素因数分解:

$2^4\times 5^2\times {\mathrm{4339}}^1\times {\mathrm{12041}}^1$

素因数の和:16398

約数の個数: 60

約数和(自身を含む): 50224051080

約数和(自身を除く): 29325691480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4339, 8678, 12041, 17356, 21695, 24082, 34712, 43390, 48164, 60205, 69424, 86780, 96328, 108475, 120410, 173560, 192656, 216950, 240820, 301025, 347120, 433900, 481640, 602050, 867800, 963280, 1204100, 1735600, 2408200, 4816400, 52245899, 104491798, 208983596, 261229495, 417967192, 522458990, 835934384, 1044917980, 1306147475, 2089835960, 2612294950, 4179671920, 5224589900, 10449179800, 20898359600]

約数ペア:

[(1, 20898359600), (2, 10449179800), (4, 5224589900), (5, 4179671920), (8, 2612294950), (10, 2089835960), (16, 1306147475), (20, 1044917980), (25, 835934384), (40, 522458990), (50, 417967192), (80, 261229495), (100, 208983596), (200, 104491798), (400, 52245899), (4339, 4816400), (8678, 2408200), (12041, 1735600), (17356, 1204100), (21695, 963280), (24082, 867800), (34712, 602050), (43390, 481640), (48164, 433900), (60205, 347120), (69424, 301025), (86780, 240820), (96328, 216950), (108475, 192656), (120410, 173560)]