29788720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28643}}^1$

素因数の和:28669

約数の個数: 40

約数和(自身を含む): 74588976

約数和(自身を除く): 44800256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 28643, 57286, 114572, 143215, 229144, 286430, 372359, 458288, 572860, 744718, 1145720, 1489436, 1861795, 2291440, 2978872, 3723590, 5957744, 7447180, 14894360, 29788720]

約数ペア:

[(1, 29788720), (2, 14894360), (4, 7447180), (5, 5957744), (8, 3723590), (10, 2978872), (13, 2291440), (16, 1861795), (20, 1489436), (26, 1145720), (40, 744718), (52, 572860), (65, 458288), (80, 372359), (104, 286430), (130, 229144), (208, 143215), (260, 114572), (520, 57286), (1040, 28643)]