20013368220

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{457553}}^1$

素因数の和:457583

約数の個数: 96

約数和(自身を含む): 63032639040

約数和(自身を除く): 43019270820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2187, 2430, 2916, 3645, 4374, 4860, 7290, 8748, 10935, 14580, 21870, 43740, 457553, 915106, 1372659, 1830212, 2287765, 2745318, 4117977, 4575530, 5490636, 6863295, 8235954, 9151060, 12353931, 13726590, 16471908, 20589885, 24707862, 27453180, 37061793, 41179770, 49415724, 61769655, 74123586, 82359540, 111185379, 123539310, 148247172, 185308965, 222370758, 247078620, 333556137, 370617930, 444741516, 555926895, 667112274, 741235860, 1000668411, 1111853790, 1334224548, 1667780685, 2001336822, 2223707580, 3335561370, 4002673644, 5003342055, 6671122740, 10006684110, 20013368220]

約数ペア:

[(1, 20013368220), (2, 10006684110), (3, 6671122740), (4, 5003342055), (5, 4002673644), (6, 3335561370), (9, 2223707580), (10, 2001336822), (12, 1667780685), (15, 1334224548), (18, 1111853790), (20, 1000668411), (27, 741235860), (30, 667112274), (36, 555926895), (45, 444741516), (54, 370617930), (60, 333556137), (81, 247078620), (90, 222370758), (108, 185308965), (135, 148247172), (162, 123539310), (180, 111185379), (243, 82359540), (270, 74123586), (324, 61769655), (405, 49415724), (486, 41179770), (540, 37061793), (729, 27453180), (810, 24707862), (972, 20589885), (1215, 16471908), (1458, 13726590), (1620, 12353931), (2187, 9151060), (2430, 8235954), (2916, 6863295), (3645, 5490636), (4374, 4575530), (4860, 4117977), (7290, 2745318), (8748, 2287765), (10935, 1830212), (14580, 1372659), (21870, 915106), (43740, 457553)]