20187769680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2156813}}^1$

素因数の和:2156845

約数の個数: 120

約数和(自身を含む): 73012467528

約数和(自身を除く): 52824697848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 2156813, 4313626, 6470439, 8627252, 10784065, 12940878, 17254504, 19411317, 21568130, 25881756, 28038569, 32352195, 34509008, 38822634, 43136260, 51763512, 56077138, 64704390, 77645268, 84115707, 86272520, 97056585, 103527024, 112154276, 129408780, 140192845, 155290536, 168231414, 172545040, 194113170, 224308552, 252347121, 258817560, 280385690, 310581072, 336462828, 388226340, 420578535, 448617104, 504694242, 517635120, 560771380, 672925656, 776452680, 841157070, 1009388484, 1121542760, 1261735605, 1345851312, 1552905360, 1682314140, 2018776968, 2243085520, 2523471210, 3364628280, 4037553936, 5046942420, 6729256560, 10093884840, 20187769680]

約数ペア:

[(1, 20187769680), (2, 10093884840), (3, 6729256560), (4, 5046942420), (5, 4037553936), (6, 3364628280), (8, 2523471210), (9, 2243085520), (10, 2018776968), (12, 1682314140), (13, 1552905360), (15, 1345851312), (16, 1261735605), (18, 1121542760), (20, 1009388484), (24, 841157070), (26, 776452680), (30, 672925656), (36, 560771380), (39, 517635120), (40, 504694242), (45, 448617104), (48, 420578535), (52, 388226340), (60, 336462828), (65, 310581072), (72, 280385690), (78, 258817560), (80, 252347121), (90, 224308552), (104, 194113170), (117, 172545040), (120, 168231414), (130, 155290536), (144, 140192845), (156, 129408780), (180, 112154276), (195, 103527024), (208, 97056585), (234, 86272520), (240, 84115707), (260, 77645268), (312, 64704390), (360, 56077138), (390, 51763512), (468, 43136260), (520, 38822634), (585, 34509008), (624, 32352195), (720, 28038569), (780, 25881756), (936, 21568130), (1040, 19411317), (1170, 17254504), (1560, 12940878), (1872, 10784065), (2340, 8627252), (3120, 6470439), (4680, 4313626), (9360, 2156813)]