20926401840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1076461}}^1$

素因数の和:1076489

約数の個数: 120

約数和(自身を含む): 72880783248

約数和(自身を除く): 51954381408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 1076461, 2152922, 3229383, 4305844, 5382305, 6458766, 8611688, 9688149, 10764610, 12917532, 16146915, 17223376, 19376298, 21529220, 25835064, 29064447, 32293830, 38752596, 43058440, 48440745, 51670128, 58128894, 64587660, 77505192, 86116880, 87193341, 96881490, 116257788, 129175320, 145322235, 155010384, 174386682, 193762980, 232515576, 258350640, 261580023, 290644470, 348773364, 387525960, 435966705, 465031152, 523160046, 581288940, 697546728, 775051920, 871933410, 1046320092, 1162577880, 1307900115, 1395093456, 1743866820, 2092640184, 2325155760, 2615800230, 3487733640, 4185280368, 5231600460, 6975467280, 10463200920, 20926401840]

約数ペア:

[(1, 20926401840), (2, 10463200920), (3, 6975467280), (4, 5231600460), (5, 4185280368), (6, 3487733640), (8, 2615800230), (9, 2325155760), (10, 2092640184), (12, 1743866820), (15, 1395093456), (16, 1307900115), (18, 1162577880), (20, 1046320092), (24, 871933410), (27, 775051920), (30, 697546728), (36, 581288940), (40, 523160046), (45, 465031152), (48, 435966705), (54, 387525960), (60, 348773364), (72, 290644470), (80, 261580023), (81, 258350640), (90, 232515576), (108, 193762980), (120, 174386682), (135, 155010384), (144, 145322235), (162, 129175320), (180, 116257788), (216, 96881490), (240, 87193341), (243, 86116880), (270, 77505192), (324, 64587660), (360, 58128894), (405, 51670128), (432, 48440745), (486, 43058440), (540, 38752596), (648, 32293830), (720, 29064447), (810, 25835064), (972, 21529220), (1080, 19376298), (1215, 17223376), (1296, 16146915), (1620, 12917532), (1944, 10764610), (2160, 9688149), (2430, 8611688), (3240, 6458766), (3888, 5382305), (4860, 4305844), (6480, 3229383), (9720, 2152922), (19440, 1076461)]