1897551180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1505993}}^1$

素因数の和:1506015

約数の個数: 72

約数和(自身を含む): 6578181792

約数和(自身を除く): 4680630612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1505993, 3011986, 4517979, 6023972, 7529965, 9035958, 10541951, 13553937, 15059930, 18071916, 21083902, 22589895, 27107874, 30119860, 31625853, 42167804, 45179790, 52709755, 54215748, 63251706, 67769685, 90359580, 94877559, 105419510, 126503412, 135539370, 158129265, 189755118, 210839020, 271078740, 316258530, 379510236, 474387795, 632517060, 948775590, 1897551180]

約数ペア:

[(1, 1897551180), (2, 948775590), (3, 632517060), (4, 474387795), (5, 379510236), (6, 316258530), (7, 271078740), (9, 210839020), (10, 189755118), (12, 158129265), (14, 135539370), (15, 126503412), (18, 105419510), (20, 94877559), (21, 90359580), (28, 67769685), (30, 63251706), (35, 54215748), (36, 52709755), (42, 45179790), (45, 42167804), (60, 31625853), (63, 30119860), (70, 27107874), (84, 22589895), (90, 21083902), (105, 18071916), (126, 15059930), (140, 13553937), (180, 10541951), (210, 9035958), (252, 7529965), (315, 6023972), (420, 4517979), (630, 3011986), (1260, 1505993)]