1937996960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{637499}}^1$

素因数の和:637533

約数の個数: 48

約数和(自身を含む): 4819500000

約数和(自身を除く): 2881503040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 637499, 1274998, 2549996, 3187495, 5099992, 6374990, 10199984, 12112481, 12749980, 20399968, 24224962, 25499960, 48449924, 50999920, 60562405, 96899848, 101999840, 121124810, 193799696, 242249620, 387599392, 484499240, 968998480, 1937996960]

約数ペア:

[(1, 1937996960), (2, 968998480), (4, 484499240), (5, 387599392), (8, 242249620), (10, 193799696), (16, 121124810), (19, 101999840), (20, 96899848), (32, 60562405), (38, 50999920), (40, 48449924), (76, 25499960), (80, 24224962), (95, 20399968), (152, 12749980), (160, 12112481), (190, 10199984), (304, 6374990), (380, 5099992), (608, 3187495), (760, 2549996), (1520, 1274998), (3040, 637499)]