7968030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 64

約数和(自身を含む): 23016960

約数和(自身を除く): 15048930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 1997, 3990, 3994, 5991, 9985, 11982, 13979, 19970, 27958, 29955, 37943, 41937, 59910, 69895, 75886, 83874, 113829, 139790, 189715, 209685, 227658, 265601, 379430, 419370, 531202, 569145, 796803, 1138290, 1328005, 1593606, 2656010, 3984015, 7968030]

約数ペア:

[(1, 7968030), (2, 3984015), (3, 2656010), (5, 1593606), (6, 1328005), (7, 1138290), (10, 796803), (14, 569145), (15, 531202), (19, 419370), (21, 379430), (30, 265601), (35, 227658), (38, 209685), (42, 189715), (57, 139790), (70, 113829), (95, 83874), (105, 75886), (114, 69895), (133, 59910), (190, 41937), (210, 37943), (266, 29955), (285, 27958), (399, 19970), (570, 13979), (665, 11982), (798, 9985), (1330, 5991), (1995, 3994), (1997, 3990)]