19895520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 63292320

約数和(自身を除く): 43396800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 181, 229, 240, 362, 458, 480, 543, 687, 724, 905, 916, 1086, 1145, 1374, 1448, 1810, 1832, 2172, 2290, 2715, 2748, 2896, 3435, 3620, 3664, 4344, 4580, 5430, 5496, 5792, 6870, 7240, 7328, 8688, 9160, 10860, 10992, 13740, 14480, 17376, 18320, 21720, 21984, 27480, 28960, 36640, 41449, 43440, 54960, 82898, 86880, 109920, 124347, 165796, 207245, 248694, 331592, 414490, 497388, 621735, 663184, 828980, 994776, 1243470, 1326368, 1657960, 1989552, 2486940, 3315920, 3979104, 4973880, 6631840, 9947760, 19895520]

約数ペア:

[(1, 19895520), (2, 9947760), (3, 6631840), (4, 4973880), (5, 3979104), (6, 3315920), (8, 2486940), (10, 1989552), (12, 1657960), (15, 1326368), (16, 1243470), (20, 994776), (24, 828980), (30, 663184), (32, 621735), (40, 497388), (48, 414490), (60, 331592), (80, 248694), (96, 207245), (120, 165796), (160, 124347), (181, 109920), (229, 86880), (240, 82898), (362, 54960), (458, 43440), (480, 41449), (543, 36640), (687, 28960), (724, 27480), (905, 21984), (916, 21720), (1086, 18320), (1145, 17376), (1374, 14480), (1448, 13740), (1810, 10992), (1832, 10860), (2172, 9160), (2290, 8688), (2715, 7328), (2748, 7240), (2896, 6870), (3435, 5792), (3620, 5496), (3664, 5430), (4344, 4580)]