2838408440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{77383}}^1$

素因数の和:77532

約数の個数: 64

約数和(自身を含む): 7354575360

約数和(自身を除く): 4516166920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2620, 3668, 4585, 5240, 7336, 9170, 18340, 36680, 77383, 154766, 309532, 386915, 541681, 619064, 773830, 1083362, 1547660, 2166724, 2708405, 3095320, 4333448, 5416810, 10137173, 10833620, 20274346, 21667240, 40548692, 50685865, 70960211, 81097384, 101371730, 141920422, 202743460, 283840844, 354801055, 405486920, 567681688, 709602110, 1419204220, 2838408440]

約数ペア:

[(1, 2838408440), (2, 1419204220), (4, 709602110), (5, 567681688), (7, 405486920), (8, 354801055), (10, 283840844), (14, 202743460), (20, 141920422), (28, 101371730), (35, 81097384), (40, 70960211), (56, 50685865), (70, 40548692), (131, 21667240), (140, 20274346), (262, 10833620), (280, 10137173), (524, 5416810), (655, 4333448), (917, 3095320), (1048, 2708405), (1310, 2166724), (1834, 1547660), (2620, 1083362), (3668, 773830), (4585, 619064), (5240, 541681), (7336, 386915), (9170, 309532), (18340, 154766), (36680, 77383)]