5234980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 11838960

約数和(自身を除く): 6603980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 173, 178, 340, 346, 356, 445, 692, 865, 890, 1513, 1730, 1780, 2941, 3026, 3460, 5882, 6052, 7565, 11764, 14705, 15130, 15397, 29410, 30260, 30794, 58820, 61588, 76985, 153970, 261749, 307940, 523498, 1046996, 1308745, 2617490, 5234980]

約数ペア:

[(1, 5234980), (2, 2617490), (4, 1308745), (5, 1046996), (10, 523498), (17, 307940), (20, 261749), (34, 153970), (68, 76985), (85, 61588), (89, 58820), (170, 30794), (173, 30260), (178, 29410), (340, 15397), (346, 15130), (356, 14705), (445, 11764), (692, 7565), (865, 6052), (890, 5882), (1513, 3460), (1730, 3026), (1780, 2941)]