20864228100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{1879}}^1\times {\mathrm{37013}}^1$

素因数の和:38909

約数の個数: 72

約数和(自身を含む): 60400925760

約数和(自身を除く): 39536697660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 1879, 3758, 5637, 7516, 9395, 11274, 18790, 22548, 28185, 37013, 37580, 46975, 56370, 74026, 93950, 111039, 112740, 140925, 148052, 185065, 187900, 222078, 281850, 370130, 444156, 555195, 563700, 740260, 925325, 1110390, 1850650, 2220780, 2775975, 3701300, 5551950, 11103900, 69547427, 139094854, 208642281, 278189708, 347737135, 417284562, 695474270, 834569124, 1043211405, 1390948540, 1738685675, 2086422810, 3477371350, 4172845620, 5216057025, 6954742700, 10432114050, 20864228100]

約数ペア:

[(1, 20864228100), (2, 10432114050), (3, 6954742700), (4, 5216057025), (5, 4172845620), (6, 3477371350), (10, 2086422810), (12, 1738685675), (15, 1390948540), (20, 1043211405), (25, 834569124), (30, 695474270), (50, 417284562), (60, 347737135), (75, 278189708), (100, 208642281), (150, 139094854), (300, 69547427), (1879, 11103900), (3758, 5551950), (5637, 3701300), (7516, 2775975), (9395, 2220780), (11274, 1850650), (18790, 1110390), (22548, 925325), (28185, 740260), (37013, 563700), (37580, 555195), (46975, 444156), (56370, 370130), (74026, 281850), (93950, 222078), (111039, 187900), (112740, 185065), (140925, 148052)]