2018372800

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{40693}}^1$

素因数の和:40746

約数の個数: 84

約数和(自身を含む): 5126792896

約数和(自身を除く): 3108420096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 4960, 6200, 9920, 12400, 24800, 40693, 49600, 81386, 162772, 203465, 325544, 406930, 651088, 813860, 1017325, 1261483, 1302176, 1627720, 2034650, 2522966, 2604352, 3255440, 4069300, 5045932, 6307415, 6510880, 8138600, 10091864, 12614830, 13021760, 16277200, 20183728, 25229660, 31537075, 32554400, 40367456, 50459320, 63074150, 65108800, 80734912, 100918640, 126148300, 201837280, 252296600, 403674560, 504593200, 1009186400, 2018372800]

約数ペア:

[(1, 2018372800), (2, 1009186400), (4, 504593200), (5, 403674560), (8, 252296600), (10, 201837280), (16, 126148300), (20, 100918640), (25, 80734912), (31, 65108800), (32, 63074150), (40, 50459320), (50, 40367456), (62, 32554400), (64, 31537075), (80, 25229660), (100, 20183728), (124, 16277200), (155, 13021760), (160, 12614830), (200, 10091864), (248, 8138600), (310, 6510880), (320, 6307415), (400, 5045932), (496, 4069300), (620, 3255440), (775, 2604352), (800, 2522966), (992, 2034650), (1240, 1627720), (1550, 1302176), (1600, 1261483), (1984, 1017325), (2480, 813860), (3100, 651088), (4960, 406930), (6200, 325544), (9920, 203465), (12400, 162772), (24800, 81386), (40693, 49600)]