2389440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 8046720

約数和(自身を除く): 5657280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 131, 152, 160, 190, 192, 228, 240, 262, 285, 304, 320, 380, 393, 456, 480, 524, 570, 608, 655, 760, 786, 912, 960, 1048, 1140, 1216, 1310, 1520, 1572, 1824, 1965, 2096, 2280, 2489, 2620, 3040, 3144, 3648, 3930, 4192, 4560, 4978, 5240, 6080, 6288, 7467, 7860, 8384, 9120, 9956, 10480, 12445, 12576, 14934, 15720, 18240, 19912, 20960, 24890, 25152, 29868, 31440, 37335, 39824, 41920, 49780, 59736, 62880, 74670, 79648, 99560, 119472, 125760, 149340, 159296, 199120, 238944, 298680, 398240, 477888, 597360, 796480, 1194720, 2389440]

約数ペア:

[(1, 2389440), (2, 1194720), (3, 796480), (4, 597360), (5, 477888), (6, 398240), (8, 298680), (10, 238944), (12, 199120), (15, 159296), (16, 149340), (19, 125760), (20, 119472), (24, 99560), (30, 79648), (32, 74670), (38, 62880), (40, 59736), (48, 49780), (57, 41920), (60, 39824), (64, 37335), (76, 31440), (80, 29868), (95, 25152), (96, 24890), (114, 20960), (120, 19912), (131, 18240), (152, 15720), (160, 14934), (190, 12576), (192, 12445), (228, 10480), (240, 9956), (262, 9120), (285, 8384), (304, 7860), (320, 7467), (380, 6288), (393, 6080), (456, 5240), (480, 4978), (524, 4560), (570, 4192), (608, 3930), (655, 3648), (760, 3144), (786, 3040), (912, 2620), (960, 2489), (1048, 2280), (1140, 2096), (1216, 1965), (1310, 1824), (1520, 1572)]