20116830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 50577408

約数和(自身を除く): 30460578

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 97, 155, 186, 194, 223, 291, 310, 446, 465, 485, 582, 669, 930, 970, 1115, 1338, 1455, 2230, 2910, 3007, 3345, 6014, 6690, 6913, 9021, 13826, 15035, 18042, 20739, 21631, 30070, 34565, 41478, 43262, 45105, 64893, 69130, 90210, 103695, 108155, 129786, 207390, 216310, 324465, 648930, 670561, 1341122, 2011683, 3352805, 4023366, 6705610, 10058415, 20116830]

約数ペア:

[(1, 20116830), (2, 10058415), (3, 6705610), (5, 4023366), (6, 3352805), (10, 2011683), (15, 1341122), (30, 670561), (31, 648930), (62, 324465), (93, 216310), (97, 207390), (155, 129786), (186, 108155), (194, 103695), (223, 90210), (291, 69130), (310, 64893), (446, 45105), (465, 43262), (485, 41478), (582, 34565), (669, 30070), (930, 21631), (970, 20739), (1115, 18042), (1338, 15035), (1455, 13826), (2230, 9021), (2910, 6913), (3007, 6690), (3345, 6014)]