2305980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 7312032

約数和(自身を除く): 5006052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 557, 690, 828, 1035, 1114, 1380, 1671, 2070, 2228, 2785, 3342, 4140, 5013, 5570, 6684, 8355, 10026, 11140, 12811, 16710, 20052, 25065, 25622, 33420, 38433, 50130, 51244, 64055, 76866, 100260, 115299, 128110, 153732, 192165, 230598, 256220, 384330, 461196, 576495, 768660, 1152990, 2305980]

約数ペア:

[(1, 2305980), (2, 1152990), (3, 768660), (4, 576495), (5, 461196), (6, 384330), (9, 256220), (10, 230598), (12, 192165), (15, 153732), (18, 128110), (20, 115299), (23, 100260), (30, 76866), (36, 64055), (45, 51244), (46, 50130), (60, 38433), (69, 33420), (90, 25622), (92, 25065), (115, 20052), (138, 16710), (180, 12811), (207, 11140), (230, 10026), (276, 8355), (345, 6684), (414, 5570), (460, 5013), (557, 4140), (690, 3342), (828, 2785), (1035, 2228), (1114, 2070), (1380, 1671)]