201940885880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2266961}}^1$

素因数の和:2267120

約数の個数: 64

約数和(自身を含む): 484767154080

約数和(自身を除く): 282826268200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 131, 136, 170, 262, 340, 524, 655, 680, 1048, 1310, 2227, 2620, 4454, 5240, 8908, 11135, 17816, 22270, 44540, 89080, 2266961, 4533922, 9067844, 11334805, 18135688, 22669610, 38538337, 45339220, 77076674, 90678440, 154153348, 192691685, 296971891, 308306696, 385383370, 593943782, 770766740, 1187887564, 1484859455, 1541533480, 2375775128, 2969718910, 5048522147, 5939437820, 10097044294, 11878875640, 20194088588, 25242610735, 40388177176, 50485221470, 100970442940, 201940885880]

約数ペア:

[(1, 201940885880), (2, 100970442940), (4, 50485221470), (5, 40388177176), (8, 25242610735), (10, 20194088588), (17, 11878875640), (20, 10097044294), (34, 5939437820), (40, 5048522147), (68, 2969718910), (85, 2375775128), (131, 1541533480), (136, 1484859455), (170, 1187887564), (262, 770766740), (340, 593943782), (524, 385383370), (655, 308306696), (680, 296971891), (1048, 192691685), (1310, 154153348), (2227, 90678440), (2620, 77076674), (4454, 45339220), (5240, 38538337), (8908, 22669610), (11135, 18135688), (17816, 11334805), (22270, 9067844), (44540, 4533922), (89080, 2266961)]