20120402688

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{845111}}^1$

素因数の和:845161

約数の個数: 72

約数和(自身を含む): 55277085696

約数和(自身を除く): 35156683008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 23808, 845111, 1690222, 2535333, 3380444, 5070666, 6760888, 10141332, 13521776, 20282664, 26198441, 27043552, 40565328, 52396882, 54087104, 78595323, 81130656, 104793764, 108174208, 157190646, 162261312, 209587528, 216348416, 314381292, 324522624, 419175056, 628762584, 649045248, 838350112, 1257525168, 1676700224, 2515050336, 3353400448, 5030100672, 6706800896, 10060201344, 20120402688]

約数ペア:

[(1, 20120402688), (2, 10060201344), (3, 6706800896), (4, 5030100672), (6, 3353400448), (8, 2515050336), (12, 1676700224), (16, 1257525168), (24, 838350112), (31, 649045248), (32, 628762584), (48, 419175056), (62, 324522624), (64, 314381292), (93, 216348416), (96, 209587528), (124, 162261312), (128, 157190646), (186, 108174208), (192, 104793764), (248, 81130656), (256, 78595323), (372, 54087104), (384, 52396882), (496, 40565328), (744, 27043552), (768, 26198441), (992, 20282664), (1488, 13521776), (1984, 10141332), (2976, 6760888), (3968, 5070666), (5952, 3380444), (7936, 2535333), (11904, 1690222), (23808, 845111)]