4496240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 120

約数和(自身を含む): 12892032

約数和(自身を除く): 8395792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 49, 56, 62, 70, 74, 80, 98, 112, 124, 140, 148, 155, 185, 196, 217, 245, 248, 259, 280, 296, 310, 370, 392, 434, 490, 496, 518, 560, 592, 620, 740, 784, 868, 980, 1036, 1085, 1147, 1240, 1295, 1480, 1519, 1736, 1813, 1960, 2072, 2170, 2294, 2480, 2590, 2960, 3038, 3472, 3626, 3920, 4144, 4340, 4588, 5180, 5735, 6076, 7252, 7595, 8029, 8680, 9065, 9176, 10360, 11470, 12152, 14504, 15190, 16058, 17360, 18130, 18352, 20720, 22940, 24304, 29008, 30380, 32116, 36260, 40145, 45880, 56203, 60760, 64232, 72520, 80290, 91760, 112406, 121520, 128464, 145040, 160580, 224812, 281015, 321160, 449624, 562030, 642320, 899248, 1124060, 2248120, 4496240]

約数ペア:

[(1, 4496240), (2, 2248120), (4, 1124060), (5, 899248), (7, 642320), (8, 562030), (10, 449624), (14, 321160), (16, 281015), (20, 224812), (28, 160580), (31, 145040), (35, 128464), (37, 121520), (40, 112406), (49, 91760), (56, 80290), (62, 72520), (70, 64232), (74, 60760), (80, 56203), (98, 45880), (112, 40145), (124, 36260), (140, 32116), (148, 30380), (155, 29008), (185, 24304), (196, 22940), (217, 20720), (245, 18352), (248, 18130), (259, 17360), (280, 16058), (296, 15190), (310, 14504), (370, 12152), (392, 11470), (434, 10360), (490, 9176), (496, 9065), (518, 8680), (560, 8029), (592, 7595), (620, 7252), (740, 6076), (784, 5735), (868, 5180), (980, 4588), (1036, 4340), (1085, 4144), (1147, 3920), (1240, 3626), (1295, 3472), (1480, 3038), (1519, 2960), (1736, 2590), (1813, 2480), (1960, 2294), (2072, 2170)]