1954732280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{68539}}^1$

素因数の和:68604

約数の個数: 64

約数和(自身を含む): 4737484800

約数和(自身を除く): 2782752520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 14260, 28520, 68539, 137078, 274156, 342695, 548312, 685390, 1370780, 1576397, 2124709, 2741560, 3152794, 4249418, 6305588, 7881985, 8498836, 10623545, 12611176, 15763970, 16997672, 21247090, 31527940, 42494180, 48868307, 63055880, 84988360, 97736614, 195473228, 244341535, 390946456, 488683070, 977366140, 1954732280]

約数ペア:

[(1, 1954732280), (2, 977366140), (4, 488683070), (5, 390946456), (8, 244341535), (10, 195473228), (20, 97736614), (23, 84988360), (31, 63055880), (40, 48868307), (46, 42494180), (62, 31527940), (92, 21247090), (115, 16997672), (124, 15763970), (155, 12611176), (184, 10623545), (230, 8498836), (248, 7881985), (310, 6305588), (460, 4249418), (620, 3152794), (713, 2741560), (920, 2124709), (1240, 1576397), (1426, 1370780), (2852, 685390), (3565, 548312), (5704, 342695), (7130, 274156), (14260, 137078), (28520, 68539)]