4210020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 13453440

約数和(自身を除く): 9243420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1231, 1710, 2462, 3420, 3693, 4924, 6155, 7386, 11079, 12310, 14772, 18465, 22158, 23389, 24620, 36930, 44316, 46778, 55395, 70167, 73860, 93556, 110790, 116945, 140334, 210501, 221580, 233890, 280668, 350835, 421002, 467780, 701670, 842004, 1052505, 1403340, 2105010, 4210020]

約数ペア:

[(1, 4210020), (2, 2105010), (3, 1403340), (4, 1052505), (5, 842004), (6, 701670), (9, 467780), (10, 421002), (12, 350835), (15, 280668), (18, 233890), (19, 221580), (20, 210501), (30, 140334), (36, 116945), (38, 110790), (45, 93556), (57, 73860), (60, 70167), (76, 55395), (90, 46778), (95, 44316), (114, 36930), (171, 24620), (180, 23389), (190, 22158), (228, 18465), (285, 14772), (342, 12310), (380, 11079), (570, 7386), (684, 6155), (855, 4924), (1140, 3693), (1231, 3420), (1710, 2462)]