2853646720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{143833}}^1$

素因数の和:143883

約数の個数: 64

約数和(自身を含む): 7042112640

約数和(自身を除く): 4188465920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 143833, 287666, 575332, 719165, 1150664, 1438330, 2301328, 2876660, 4458823, 4602656, 5753320, 8917646, 9205312, 11506640, 17835292, 18410624, 22294115, 23013280, 35670584, 44588230, 46026560, 71341168, 89176460, 92053120, 142682336, 178352920, 285364672, 356705840, 570729344, 713411680, 1426823360, 2853646720]

約数ペア:

[(1, 2853646720), (2, 1426823360), (4, 713411680), (5, 570729344), (8, 356705840), (10, 285364672), (16, 178352920), (20, 142682336), (31, 92053120), (32, 89176460), (40, 71341168), (62, 46026560), (64, 44588230), (80, 35670584), (124, 23013280), (128, 22294115), (155, 18410624), (160, 17835292), (248, 11506640), (310, 9205312), (320, 8917646), (496, 5753320), (620, 4602656), (640, 4458823), (992, 2876660), (1240, 2301328), (1984, 1438330), (2480, 1150664), (3968, 719165), (4960, 575332), (9920, 287666), (19840, 143833)]