28709590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4507}}^1$

素因数の和:4541

約数の個数: 48

約数和(自身を含む): 64752912

約数和(自身を除く): 36043322

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4507, 6370, 9014, 22535, 31549, 45070, 58591, 63098, 117182, 157745, 220843, 292955, 315490, 410137, 441686, 585910, 820274, 1104215, 2050685, 2208430, 2870959, 4101370, 5741918, 14354795, 28709590]

約数ペア:

[(1, 28709590), (2, 14354795), (5, 5741918), (7, 4101370), (10, 2870959), (13, 2208430), (14, 2050685), (26, 1104215), (35, 820274), (49, 585910), (65, 441686), (70, 410137), (91, 315490), (98, 292955), (130, 220843), (182, 157745), (245, 117182), (455, 63098), (490, 58591), (637, 45070), (910, 31549), (1274, 22535), (3185, 9014), (4507, 6370)]