39892020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4999}}^1$

素因数の和:5037

約数の個数: 96

約数和(自身を含む): 134400000

約数和(自身を除く): 94507980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 4999, 7980, 9998, 14997, 19996, 24995, 29994, 34993, 49990, 59988, 69986, 74985, 94981, 99980, 104979, 139972, 149970, 174965, 189962, 209958, 284943, 299940, 349930, 379924, 419916, 474905, 524895, 569886, 664867, 699860, 949810, 1049790, 1139772, 1329734, 1424715, 1899620, 1994601, 2099580, 2659468, 2849430, 3324335, 3989202, 5698860, 6648670, 7978404, 9973005, 13297340, 19946010, 39892020]

約数ペア:

[(1, 39892020), (2, 19946010), (3, 13297340), (4, 9973005), (5, 7978404), (6, 6648670), (7, 5698860), (10, 3989202), (12, 3324335), (14, 2849430), (15, 2659468), (19, 2099580), (20, 1994601), (21, 1899620), (28, 1424715), (30, 1329734), (35, 1139772), (38, 1049790), (42, 949810), (57, 699860), (60, 664867), (70, 569886), (76, 524895), (84, 474905), (95, 419916), (105, 379924), (114, 349930), (133, 299940), (140, 284943), (190, 209958), (210, 189962), (228, 174965), (266, 149970), (285, 139972), (380, 104979), (399, 99980), (420, 94981), (532, 74985), (570, 69986), (665, 59988), (798, 49990), (1140, 34993), (1330, 29994), (1596, 24995), (1995, 19996), (2660, 14997), (3990, 9998), (4999, 7980)]