20176496200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{21803}}^1$

素因数の和:22487

約数の個数: 96

約数和(自身を含む): 53695402560

約数和(自身を除く): 33518906360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 661, 700, 1322, 1400, 2644, 3305, 4627, 5288, 6610, 9254, 13220, 16525, 18508, 21803, 23135, 26440, 33050, 37016, 43606, 46270, 66100, 87212, 92540, 109015, 115675, 132200, 152621, 174424, 185080, 218030, 231350, 305242, 436060, 462700, 545075, 610484, 763105, 872120, 925400, 1090150, 1220968, 1526210, 2180300, 3052420, 3815525, 4360600, 6104840, 7631050, 14411783, 15262100, 28823566, 30524200, 57647132, 72058915, 100882481, 115294264, 144117830, 201764962, 288235660, 360294575, 403529924, 504412405, 576471320, 720589150, 807059848, 1008824810, 1441178300, 2017649620, 2522062025, 2882356600, 4035299240, 5044124050, 10088248100, 20176496200]

約数ペア:

[(1, 20176496200), (2, 10088248100), (4, 5044124050), (5, 4035299240), (7, 2882356600), (8, 2522062025), (10, 2017649620), (14, 1441178300), (20, 1008824810), (25, 807059848), (28, 720589150), (35, 576471320), (40, 504412405), (50, 403529924), (56, 360294575), (70, 288235660), (100, 201764962), (140, 144117830), (175, 115294264), (200, 100882481), (280, 72058915), (350, 57647132), (661, 30524200), (700, 28823566), (1322, 15262100), (1400, 14411783), (2644, 7631050), (3305, 6104840), (4627, 4360600), (5288, 3815525), (6610, 3052420), (9254, 2180300), (13220, 1526210), (16525, 1220968), (18508, 1090150), (21803, 925400), (23135, 872120), (26440, 763105), (33050, 610484), (37016, 545075), (43606, 462700), (46270, 436060), (66100, 305242), (87212, 231350), (92540, 218030), (109015, 185080), (115675, 174424), (132200, 152621)]