4390291240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{156127}}^1$

素因数の和:156194

約数の個数: 64

約数和(自身を含む): 10679155200

約数和(自身を除く): 6288863960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 156127, 312254, 624508, 780635, 1249016, 1561270, 2966413, 3122540, 5776699, 5932826, 6245080, 11553398, 11865652, 14832065, 23106796, 23731304, 28883495, 29664130, 46213592, 57766990, 59328260, 109757281, 115533980, 118656520, 219514562, 231067960, 439029124, 548786405, 878058248, 1097572810, 2195145620, 4390291240]

約数ペア:

[(1, 4390291240), (2, 2195145620), (4, 1097572810), (5, 878058248), (8, 548786405), (10, 439029124), (19, 231067960), (20, 219514562), (37, 118656520), (38, 115533980), (40, 109757281), (74, 59328260), (76, 57766990), (95, 46213592), (148, 29664130), (152, 28883495), (185, 23731304), (190, 23106796), (296, 14832065), (370, 11865652), (380, 11553398), (703, 6245080), (740, 5932826), (760, 5776699), (1406, 3122540), (1480, 2966413), (2812, 1561270), (3515, 1249016), (5624, 780635), (7030, 624508), (14060, 312254), (28120, 156127)]