17490280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^3\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 42282000

約数和(自身を除く): 24791720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 289, 340, 356, 445, 578, 680, 712, 890, 1156, 1445, 1513, 1780, 2312, 2890, 3026, 3560, 4913, 5780, 6052, 7565, 9826, 11560, 12104, 15130, 19652, 24565, 25721, 30260, 39304, 49130, 51442, 60520, 98260, 102884, 128605, 196520, 205768, 257210, 437257, 514420, 874514, 1028840, 1749028, 2186285, 3498056, 4372570, 8745140, 17490280]

約数ペア:

[(1, 17490280), (2, 8745140), (4, 4372570), (5, 3498056), (8, 2186285), (10, 1749028), (17, 1028840), (20, 874514), (34, 514420), (40, 437257), (68, 257210), (85, 205768), (89, 196520), (136, 128605), (170, 102884), (178, 98260), (289, 60520), (340, 51442), (356, 49130), (445, 39304), (578, 30260), (680, 25721), (712, 24565), (890, 19652), (1156, 15130), (1445, 12104), (1513, 11560), (1780, 9826), (2312, 7565), (2890, 6052), (3026, 5780), (3560, 4913)]