405713460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{18731}}^1$

素因数の和:18781

約数の個数: 72

約数和(自身を含む): 1198997856

約数和(自身を除く): 793284396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 7220, 10830, 18731, 21660, 37462, 56193, 74924, 93655, 112386, 187310, 224772, 280965, 355889, 374620, 561930, 711778, 1067667, 1123860, 1423556, 1779445, 2135334, 3558890, 4270668, 5338335, 6761891, 7117780, 10676670, 13523782, 20285673, 21353340, 27047564, 33809455, 40571346, 67618910, 81142692, 101428365, 135237820, 202856730, 405713460]

約数ペア:

[(1, 405713460), (2, 202856730), (3, 135237820), (4, 101428365), (5, 81142692), (6, 67618910), (10, 40571346), (12, 33809455), (15, 27047564), (19, 21353340), (20, 20285673), (30, 13523782), (38, 10676670), (57, 7117780), (60, 6761891), (76, 5338335), (95, 4270668), (114, 3558890), (190, 2135334), (228, 1779445), (285, 1423556), (361, 1123860), (380, 1067667), (570, 711778), (722, 561930), (1083, 374620), (1140, 355889), (1444, 280965), (1805, 224772), (2166, 187310), (3610, 112386), (4332, 93655), (5415, 74924), (7220, 56193), (10830, 37462), (18731, 21660)]