2018051050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 4024742400

約数和(自身を除く): 2006691350

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 79, 97, 115, 158, 194, 229, 230, 395, 458, 485, 575, 790, 970, 1145, 1150, 1817, 1975, 2231, 2290, 2425, 3634, 3950, 4462, 4850, 5267, 5725, 7663, 9085, 10534, 11155, 11450, 15326, 18091, 18170, 22213, 22310, 26335, 36182, 38315, 44426, 45425, 52670, 55775, 76630, 90455, 90850, 111065, 111550, 131675, 176249, 180910, 191575, 222130, 263350, 352498, 383150, 416093, 452275, 510899, 555325, 832186, 881245, 904550, 1021798, 1110650, 1754827, 1762490, 2080465, 2554495, 3509654, 4160930, 4406225, 5108990, 8774135, 8812450, 10402325, 12772475, 17548270, 20804650, 25544950, 40361021, 43870675, 80722042, 87741350, 201805105, 403610210, 1009025525, 2018051050]

約数ペア:

[(1, 2018051050), (2, 1009025525), (5, 403610210), (10, 201805105), (23, 87741350), (25, 80722042), (46, 43870675), (50, 40361021), (79, 25544950), (97, 20804650), (115, 17548270), (158, 12772475), (194, 10402325), (229, 8812450), (230, 8774135), (395, 5108990), (458, 4406225), (485, 4160930), (575, 3509654), (790, 2554495), (970, 2080465), (1145, 1762490), (1150, 1754827), (1817, 1110650), (1975, 1021798), (2231, 904550), (2290, 881245), (2425, 832186), (3634, 555325), (3950, 510899), (4462, 452275), (4850, 416093), (5267, 383150), (5725, 352498), (7663, 263350), (9085, 222130), (10534, 191575), (11155, 180910), (11450, 176249), (15326, 131675), (18091, 111550), (18170, 111065), (22213, 90850), (22310, 90455), (26335, 76630), (36182, 55775), (38315, 52670), (44426, 45425)]