8493640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^2\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 19758780

約数和(自身を除く): 11265140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 61, 118, 122, 236, 244, 295, 305, 472, 488, 590, 610, 1180, 1220, 2360, 2440, 3481, 3599, 6962, 7198, 13924, 14396, 17405, 17995, 27848, 28792, 34810, 35990, 69620, 71980, 139240, 143960, 212341, 424682, 849364, 1061705, 1698728, 2123410, 4246820, 8493640]

約数ペア:

[(1, 8493640), (2, 4246820), (4, 2123410), (5, 1698728), (8, 1061705), (10, 849364), (20, 424682), (40, 212341), (59, 143960), (61, 139240), (118, 71980), (122, 69620), (236, 35990), (244, 34810), (295, 28792), (305, 27848), (472, 17995), (488, 17405), (590, 14396), (610, 13924), (1180, 7198), (1220, 6962), (2360, 3599), (2440, 3481)]