20141255900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{246527}}^1$

素因数の和:246603

約数の個数: 72

約数和(自身を含む): 47076986880

約数和(自身を除く): 26935730980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 817, 860, 950, 1075, 1634, 1900, 2150, 3268, 4085, 4300, 8170, 16340, 20425, 40850, 81700, 246527, 493054, 986108, 1232635, 2465270, 4684013, 4930540, 6163175, 9368026, 10600661, 12326350, 18736052, 21201322, 23420065, 24652700, 42402644, 46840130, 53003305, 93680260, 106006610, 117100325, 201412559, 212013220, 234200650, 265016525, 402825118, 468401300, 530033050, 805650236, 1007062795, 1060066100, 2014125590, 4028251180, 5035313975, 10070627950, 20141255900]

約数ペア:

[(1, 20141255900), (2, 10070627950), (4, 5035313975), (5, 4028251180), (10, 2014125590), (19, 1060066100), (20, 1007062795), (25, 805650236), (38, 530033050), (43, 468401300), (50, 402825118), (76, 265016525), (86, 234200650), (95, 212013220), (100, 201412559), (172, 117100325), (190, 106006610), (215, 93680260), (380, 53003305), (430, 46840130), (475, 42402644), (817, 24652700), (860, 23420065), (950, 21201322), (1075, 18736052), (1634, 12326350), (1900, 10600661), (2150, 9368026), (3268, 6163175), (4085, 4930540), (4300, 4684013), (8170, 2465270), (16340, 1232635), (20425, 986108), (40850, 493054), (81700, 246527)]