2418320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 6219840

約数和(自身を除く): 3801520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 43, 74, 76, 80, 86, 95, 148, 152, 172, 185, 190, 215, 296, 304, 344, 370, 380, 430, 592, 688, 703, 740, 760, 817, 860, 1406, 1480, 1520, 1591, 1634, 1720, 2812, 2960, 3182, 3268, 3440, 3515, 4085, 5624, 6364, 6536, 7030, 7955, 8170, 11248, 12728, 13072, 14060, 15910, 16340, 25456, 28120, 30229, 31820, 32680, 56240, 60458, 63640, 65360, 120916, 127280, 151145, 241832, 302290, 483664, 604580, 1209160, 2418320]

約数ペア:

[(1, 2418320), (2, 1209160), (4, 604580), (5, 483664), (8, 302290), (10, 241832), (16, 151145), (19, 127280), (20, 120916), (37, 65360), (38, 63640), (40, 60458), (43, 56240), (74, 32680), (76, 31820), (80, 30229), (86, 28120), (95, 25456), (148, 16340), (152, 15910), (172, 14060), (185, 13072), (190, 12728), (215, 11248), (296, 8170), (304, 7955), (344, 7030), (370, 6536), (380, 6364), (430, 5624), (592, 4085), (688, 3515), (703, 3440), (740, 3268), (760, 3182), (817, 2960), (860, 2812), (1406, 1720), (1480, 1634), (1520, 1591)]