23699020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 53954208

約数和(自身を除く): 30255188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 1621, 2924, 3242, 3655, 6484, 7310, 8105, 14620, 16210, 27557, 32420, 55114, 69703, 110228, 137785, 139406, 275570, 278812, 348515, 551140, 697030, 1184951, 1394060, 2369902, 4739804, 5924755, 11849510, 23699020]

約数ペア:

[(1, 23699020), (2, 11849510), (4, 5924755), (5, 4739804), (10, 2369902), (17, 1394060), (20, 1184951), (34, 697030), (43, 551140), (68, 348515), (85, 278812), (86, 275570), (170, 139406), (172, 137785), (215, 110228), (340, 69703), (430, 55114), (731, 32420), (860, 27557), (1462, 16210), (1621, 14620), (2924, 8105), (3242, 7310), (3655, 6484)]