47878480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2468

約数の個数: 80

約数和(自身を含む): 126241920

約数和(自身を除く): 78363440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2423, 2470, 3952, 4846, 4940, 9692, 9880, 12115, 19384, 19760, 24230, 31499, 38768, 46037, 48460, 62998, 92074, 96920, 125996, 157495, 184148, 193840, 230185, 251992, 314990, 368296, 460370, 503984, 598481, 629980, 736592, 920740, 1196962, 1259960, 1841480, 2393924, 2519920, 2992405, 3682960, 4787848, 5984810, 9575696, 11969620, 23939240, 47878480]

約数ペア:

[(1, 47878480), (2, 23939240), (4, 11969620), (5, 9575696), (8, 5984810), (10, 4787848), (13, 3682960), (16, 2992405), (19, 2519920), (20, 2393924), (26, 1841480), (38, 1259960), (40, 1196962), (52, 920740), (65, 736592), (76, 629980), (80, 598481), (95, 503984), (104, 460370), (130, 368296), (152, 314990), (190, 251992), (208, 230185), (247, 193840), (260, 184148), (304, 157495), (380, 125996), (494, 96920), (520, 92074), (760, 62998), (988, 48460), (1040, 46037), (1235, 38768), (1520, 31499), (1976, 24230), (2423, 19760), (2470, 19384), (3952, 12115), (4846, 9880), (4940, 9692)]