18408320

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{587}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 51279480

約数和(自身を除く): 32871160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 587, 640, 784, 896, 980, 1120, 1174, 1568, 1960, 2240, 2348, 2935, 3136, 3920, 4109, 4480, 4696, 5870, 6272, 7840, 8218, 9392, 11740, 15680, 16436, 18784, 20545, 23480, 28763, 31360, 32872, 37568, 41090, 46960, 57526, 65744, 75136, 82180, 93920, 115052, 131488, 143815, 164360, 187840, 230104, 262976, 287630, 328720, 375680, 460208, 525952, 575260, 657440, 920416, 1150520, 1314880, 1840832, 2301040, 2629760, 3681664, 4602080, 9204160, 18408320]

約数ペア:

[(1, 18408320), (2, 9204160), (4, 4602080), (5, 3681664), (7, 2629760), (8, 2301040), (10, 1840832), (14, 1314880), (16, 1150520), (20, 920416), (28, 657440), (32, 575260), (35, 525952), (40, 460208), (49, 375680), (56, 328720), (64, 287630), (70, 262976), (80, 230104), (98, 187840), (112, 164360), (128, 143815), (140, 131488), (160, 115052), (196, 93920), (224, 82180), (245, 75136), (280, 65744), (320, 57526), (392, 46960), (448, 41090), (490, 37568), (560, 32872), (587, 31360), (640, 28763), (784, 23480), (896, 20545), (980, 18784), (1120, 16436), (1174, 15680), (1568, 11740), (1960, 9392), (2240, 8218), (2348, 7840), (2935, 6272), (3136, 5870), (3920, 4696), (4109, 4480)]