844220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 2032128

約数和(自身を除く): 1187908

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 191, 221, 260, 340, 382, 442, 764, 884, 955, 1105, 1910, 2210, 2483, 3247, 3820, 4420, 4966, 6494, 9932, 12415, 12988, 16235, 24830, 32470, 42211, 49660, 64940, 84422, 168844, 211055, 422110, 844220]

約数ペア:

[(1, 844220), (2, 422110), (4, 211055), (5, 168844), (10, 84422), (13, 64940), (17, 49660), (20, 42211), (26, 32470), (34, 24830), (52, 16235), (65, 12988), (68, 12415), (85, 9932), (130, 6494), (170, 4966), (191, 4420), (221, 3820), (260, 3247), (340, 2483), (382, 2210), (442, 1910), (764, 1105), (884, 955)]