217610320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73517}}^1$

素因数の和:73567

約数の個数: 40

約数和(自身を含む): 519625224

約数和(自身を除く): 302014904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 73517, 147034, 294068, 367585, 588136, 735170, 1176272, 1470340, 2720129, 2940680, 5440258, 5881360, 10880516, 13600645, 21761032, 27201290, 43522064, 54402580, 108805160, 217610320]

約数ペア:

[(1, 217610320), (2, 108805160), (4, 54402580), (5, 43522064), (8, 27201290), (10, 21761032), (16, 13600645), (20, 10880516), (37, 5881360), (40, 5440258), (74, 2940680), (80, 2720129), (148, 1470340), (185, 1176272), (296, 735170), (370, 588136), (592, 367585), (740, 294068), (1480, 147034), (2960, 73517)]