20409570

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 56766528

約数和(自身を除く): 36356958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 227, 243, 270, 333, 370, 405, 454, 486, 555, 666, 681, 810, 999, 1110, 1135, 1215, 1362, 1665, 1998, 2043, 2270, 2430, 2997, 3330, 3405, 4086, 4995, 5994, 6129, 6810, 8399, 8991, 9990, 10215, 12258, 14985, 16798, 17982, 18387, 20430, 25197, 29970, 30645, 36774, 41995, 44955, 50394, 55161, 61290, 75591, 83990, 89910, 91935, 110322, 125985, 151182, 183870, 226773, 251970, 275805, 377955, 453546, 551610, 680319, 755910, 1133865, 1360638, 2040957, 2267730, 3401595, 4081914, 6803190, 10204785, 20409570]

約数ペア:

[(1, 20409570), (2, 10204785), (3, 6803190), (5, 4081914), (6, 3401595), (9, 2267730), (10, 2040957), (15, 1360638), (18, 1133865), (27, 755910), (30, 680319), (37, 551610), (45, 453546), (54, 377955), (74, 275805), (81, 251970), (90, 226773), (111, 183870), (135, 151182), (162, 125985), (185, 110322), (222, 91935), (227, 89910), (243, 83990), (270, 75591), (333, 61290), (370, 55161), (405, 50394), (454, 44955), (486, 41995), (555, 36774), (666, 30645), (681, 29970), (810, 25197), (999, 20430), (1110, 18387), (1135, 17982), (1215, 16798), (1362, 14985), (1665, 12258), (1998, 10215), (2043, 9990), (2270, 8991), (2430, 8399), (2997, 6810), (3330, 6129), (3405, 5994), (4086, 4995)]