20201996300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{176129}}^1$

素因数の和:176211

約数の個数: 72

約数和(自身を含む): 46475775360

約数和(自身を除く): 26273779060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 50, 62, 74, 100, 124, 148, 155, 185, 310, 370, 620, 740, 775, 925, 1147, 1550, 1850, 2294, 3100, 3700, 4588, 5735, 11470, 22940, 28675, 57350, 114700, 176129, 352258, 704516, 880645, 1761290, 3522580, 4403225, 5459999, 6516773, 8806450, 10919998, 13033546, 17612900, 21839996, 26067092, 27299995, 32583865, 54599990, 65167730, 109199980, 130335460, 136499975, 162919325, 202019963, 272999950, 325838650, 404039926, 545999900, 651677300, 808079852, 1010099815, 2020199630, 4040399260, 5050499075, 10100998150, 20201996300]

約数ペア:

[(1, 20201996300), (2, 10100998150), (4, 5050499075), (5, 4040399260), (10, 2020199630), (20, 1010099815), (25, 808079852), (31, 651677300), (37, 545999900), (50, 404039926), (62, 325838650), (74, 272999950), (100, 202019963), (124, 162919325), (148, 136499975), (155, 130335460), (185, 109199980), (310, 65167730), (370, 54599990), (620, 32583865), (740, 27299995), (775, 26067092), (925, 21839996), (1147, 17612900), (1550, 13033546), (1850, 10919998), (2294, 8806450), (3100, 6516773), (3700, 5459999), (4588, 4403225), (5735, 3522580), (11470, 1761290), (22940, 880645), (28675, 704516), (57350, 352258), (114700, 176129)]