1565433040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{631223}}^1$

素因数の和:631267

約数の個数: 40

約数和(自身を含む): 3757045248

約数和(自身を除く): 2191612208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 631223, 1262446, 2524892, 3156115, 5049784, 6312230, 10099568, 12624460, 19567913, 25248920, 39135826, 50497840, 78271652, 97839565, 156543304, 195679130, 313086608, 391358260, 782716520, 1565433040]

約数ペア:

[(1, 1565433040), (2, 782716520), (4, 391358260), (5, 313086608), (8, 195679130), (10, 156543304), (16, 97839565), (20, 78271652), (31, 50497840), (40, 39135826), (62, 25248920), (80, 19567913), (124, 12624460), (155, 10099568), (248, 6312230), (310, 5049784), (496, 3156115), (620, 2524892), (1240, 1262446), (2480, 631223)]