648366960340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{155111713}}^1$

素因数の和:155111752

約数の個数: 48

約数和(自身を含む): 1563526077120

約数和(自身を除く): 915159116780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 155111713, 310223426, 620446852, 775558565, 1551117130, 1706228843, 2947122547, 3102234260, 3412457686, 5894245094, 6824915372, 8531144215, 11788490188, 14735612735, 17062288430, 29471225470, 32418348017, 34124576860, 58942450940, 64836696034, 129673392068, 162091740085, 324183480170, 648366960340]

約数ペア:

[(1, 648366960340), (2, 324183480170), (4, 162091740085), (5, 129673392068), (10, 64836696034), (11, 58942450940), (19, 34124576860), (20, 32418348017), (22, 29471225470), (38, 17062288430), (44, 14735612735), (55, 11788490188), (76, 8531144215), (95, 6824915372), (110, 5894245094), (190, 3412457686), (209, 3102234260), (220, 2947122547), (380, 1706228843), (418, 1551117130), (836, 775558565), (1045, 620446852), (2090, 310223426), (4180, 155111713)]