394417270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{557}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 771981840

約数和(自身を除く): 377564570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 419, 557, 838, 845, 1114, 1690, 2095, 2785, 4190, 5447, 5570, 7241, 10894, 14482, 27235, 36205, 54470, 70811, 72410, 94133, 141622, 188266, 233383, 354055, 466766, 470665, 708110, 941330, 1166915, 2333830, 3033979, 6067958, 15169895, 30339790, 39441727, 78883454, 197208635, 394417270]

約数ペア:

[(1, 394417270), (2, 197208635), (5, 78883454), (10, 39441727), (13, 30339790), (26, 15169895), (65, 6067958), (130, 3033979), (169, 2333830), (338, 1166915), (419, 941330), (557, 708110), (838, 470665), (845, 466766), (1114, 354055), (1690, 233383), (2095, 188266), (2785, 141622), (4190, 94133), (5447, 72410), (5570, 70811), (7241, 54470), (10894, 36205), (14482, 27235)]