38875720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74761}}^1$

素因数の和:74785

約数の個数: 32

約数和(自身を含む): 94200120

約数和(自身を除く): 55324400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74761, 149522, 299044, 373805, 598088, 747610, 971893, 1495220, 1943786, 2990440, 3887572, 4859465, 7775144, 9718930, 19437860, 38875720]

約数ペア:

[(1, 38875720), (2, 19437860), (4, 9718930), (5, 7775144), (8, 4859465), (10, 3887572), (13, 2990440), (20, 1943786), (26, 1495220), (40, 971893), (52, 747610), (65, 598088), (104, 373805), (130, 299044), (260, 149522), (520, 74761)]