84117020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19031}}^1$

素因数の和:19070

約数の個数: 48

約数和(自身を含む): 201434688

約数和(自身を除く): 117317668

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 19031, 38062, 76124, 95155, 190310, 247403, 323527, 380620, 494806, 647054, 989612, 1237015, 1294108, 1617635, 2474030, 3235270, 4205851, 4948060, 6470540, 8411702, 16823404, 21029255, 42058510, 84117020]

約数ペア:

[(1, 84117020), (2, 42058510), (4, 21029255), (5, 16823404), (10, 8411702), (13, 6470540), (17, 4948060), (20, 4205851), (26, 3235270), (34, 2474030), (52, 1617635), (65, 1294108), (68, 1237015), (85, 989612), (130, 647054), (170, 494806), (221, 380620), (260, 323527), (340, 247403), (442, 190310), (884, 95155), (1105, 76124), (2210, 38062), (4420, 19031)]