20174857020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5899081}}^1$

素因数の和:5899115

約数の個数: 72

約数和(自身を含む): 64417975440

約数和(自身を除く): 44243118420

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, 1710, 3420, 5899081, 11798162, 17697243, 23596324, 29495405, 35394486, 53091729, 58990810, 70788972, 88486215, 106183458, 112082539, 117981620, 176972430, 212366916, 224165078, 265458645, 336247617, 353944860, 448330156, 530917290, 560412695, 672495234, 1008742851, 1061834580, 1120825390, 1344990468, 1681238085, 2017485702, 2241650780, 3362476170, 4034971404, 5043714255, 6724952340, 10087428510, 20174857020]

約数ペア:

[(1, 20174857020), (2, 10087428510), (3, 6724952340), (4, 5043714255), (5, 4034971404), (6, 3362476170), (9, 2241650780), (10, 2017485702), (12, 1681238085), (15, 1344990468), (18, 1120825390), (19, 1061834580), (20, 1008742851), (30, 672495234), (36, 560412695), (38, 530917290), (45, 448330156), (57, 353944860), (60, 336247617), (76, 265458645), (90, 224165078), (95, 212366916), (114, 176972430), (171, 117981620), (180, 112082539), (190, 106183458), (228, 88486215), (285, 70788972), (342, 58990810), (380, 53091729), (570, 35394486), (684, 29495405), (855, 23596324), (1140, 17697243), (1710, 11798162), (3420, 5899081)]