20355510660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4057}}^1\times {\mathrm{4919}}^1$

素因数の和:9005

約数の個数: 96

約数和(自身を含む): 60375248640

約数和(自身を除く): 40019737980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 4057, 4919, 8114, 9838, 12171, 14757, 16228, 19676, 20285, 24342, 24595, 29514, 40570, 48684, 49190, 59028, 60855, 68969, 73785, 81140, 83623, 98380, 121710, 137938, 147570, 167246, 206907, 243420, 250869, 275876, 295140, 334492, 344845, 413814, 418115, 501738, 689690, 827628, 836230, 1003476, 1034535, 1254345, 1379380, 1672460, 2069070, 2508690, 4138140, 5017380, 19956383, 39912766, 59869149, 79825532, 99781915, 119738298, 199563830, 239476596, 299345745, 339258511, 399127660, 598691490, 678517022, 1017775533, 1197382980, 1357034044, 1696292555, 2035551066, 3392585110, 4071102132, 5088877665, 6785170220, 10177755330, 20355510660]

約数ペア:

[(1, 20355510660), (2, 10177755330), (3, 6785170220), (4, 5088877665), (5, 4071102132), (6, 3392585110), (10, 2035551066), (12, 1696292555), (15, 1357034044), (17, 1197382980), (20, 1017775533), (30, 678517022), (34, 598691490), (51, 399127660), (60, 339258511), (68, 299345745), (85, 239476596), (102, 199563830), (170, 119738298), (204, 99781915), (255, 79825532), (340, 59869149), (510, 39912766), (1020, 19956383), (4057, 5017380), (4919, 4138140), (8114, 2508690), (9838, 2069070), (12171, 1672460), (14757, 1379380), (16228, 1254345), (19676, 1034535), (20285, 1003476), (24342, 836230), (24595, 827628), (29514, 689690), (40570, 501738), (48684, 418115), (49190, 413814), (59028, 344845), (60855, 334492), (68969, 295140), (73785, 275876), (81140, 250869), (83623, 243420), (98380, 206907), (121710, 167246), (137938, 147570)]