1405822017712

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{392851}}^1$

素因数の和:393314

約数の個数: 80

約数和(自身を含む): 3156644390400

約数和(自身を除く): 1750822372688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 359, 623, 712, 718, 1246, 1424, 1436, 2492, 2513, 2872, 4984, 5026, 5744, 9968, 10052, 20104, 31951, 40208, 63902, 127804, 223657, 255608, 392851, 447314, 511216, 785702, 894628, 1571404, 1789256, 2749957, 3142808, 3578512, 5499914, 6285616, 10999828, 21999656, 34963739, 43999312, 69927478, 139854956, 141033509, 244746173, 279709912, 282067018, 489492346, 559419824, 564134036, 978984692, 987234563, 1128268072, 1957969384, 1974469126, 2256536144, 3915938768, 3948938252, 7897876504, 12551982301, 15795753008, 25103964602, 50207929204, 87863876107, 100415858408, 175727752214, 200831716816, 351455504428, 702911008856, 1405822017712]

約数ペア:

[(1, 1405822017712), (2, 702911008856), (4, 351455504428), (7, 200831716816), (8, 175727752214), (14, 100415858408), (16, 87863876107), (28, 50207929204), (56, 25103964602), (89, 15795753008), (112, 12551982301), (178, 7897876504), (356, 3948938252), (359, 3915938768), (623, 2256536144), (712, 1974469126), (718, 1957969384), (1246, 1128268072), (1424, 987234563), (1436, 978984692), (2492, 564134036), (2513, 559419824), (2872, 489492346), (4984, 282067018), (5026, 279709912), (5744, 244746173), (9968, 141033509), (10052, 139854956), (20104, 69927478), (31951, 43999312), (40208, 34963739), (63902, 21999656), (127804, 10999828), (223657, 6285616), (255608, 5499914), (392851, 3578512), (447314, 3142808), (511216, 2749957), (785702, 1789256), (894628, 1571404)]