8398320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4999}}^1$

素因数の和:5022

約数の個数: 80

約数和(自身を含む): 29760000

約数和(自身を除く): 21361680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 4999, 9998, 14997, 19996, 24995, 29994, 34993, 39992, 49990, 59988, 69986, 74985, 79984, 99980, 104979, 119976, 139972, 149970, 174965, 199960, 209958, 239952, 279944, 299940, 349930, 399920, 419916, 524895, 559888, 599880, 699860, 839832, 1049790, 1199760, 1399720, 1679664, 2099580, 2799440, 4199160, 8398320]

約数ペア:

[(1, 8398320), (2, 4199160), (3, 2799440), (4, 2099580), (5, 1679664), (6, 1399720), (7, 1199760), (8, 1049790), (10, 839832), (12, 699860), (14, 599880), (15, 559888), (16, 524895), (20, 419916), (21, 399920), (24, 349930), (28, 299940), (30, 279944), (35, 239952), (40, 209958), (42, 199960), (48, 174965), (56, 149970), (60, 139972), (70, 119976), (80, 104979), (84, 99980), (105, 79984), (112, 74985), (120, 69986), (140, 59988), (168, 49990), (210, 39992), (240, 34993), (280, 29994), (336, 24995), (420, 19996), (560, 14997), (840, 9998), (1680, 4999)]