20199188820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1\times {\mathrm{4951}}^1$

素因数の和:5761

約数の個数: 96

約数和(自身を含む): 57233869056

約数和(自身を除く): 37034680236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 701, 970, 1164, 1402, 1455, 1940, 2103, 2804, 2910, 3505, 4206, 4951, 5820, 7010, 8412, 9902, 10515, 14020, 14853, 19804, 21030, 24755, 29706, 42060, 49510, 59412, 67997, 74265, 99020, 135994, 148530, 203991, 271988, 297060, 339985, 407982, 480247, 679970, 815964, 960494, 1019955, 1359940, 1440741, 1920988, 2039910, 2401235, 2881482, 3470651, 4079820, 4802470, 5762964, 6941302, 7203705, 9604940, 10411953, 13882604, 14407410, 17353255, 20823906, 28814820, 34706510, 41647812, 52059765, 69413020, 104119530, 208239060, 336653147, 673306294, 1009959441, 1346612588, 1683265735, 2019918882, 3366531470, 4039837764, 5049797205, 6733062940, 10099594410, 20199188820]

約数ペア:

[(1, 20199188820), (2, 10099594410), (3, 6733062940), (4, 5049797205), (5, 4039837764), (6, 3366531470), (10, 2019918882), (12, 1683265735), (15, 1346612588), (20, 1009959441), (30, 673306294), (60, 336653147), (97, 208239060), (194, 104119530), (291, 69413020), (388, 52059765), (485, 41647812), (582, 34706510), (701, 28814820), (970, 20823906), (1164, 17353255), (1402, 14407410), (1455, 13882604), (1940, 10411953), (2103, 9604940), (2804, 7203705), (2910, 6941302), (3505, 5762964), (4206, 4802470), (4951, 4079820), (5820, 3470651), (7010, 2881482), (8412, 2401235), (9902, 2039910), (10515, 1920988), (14020, 1440741), (14853, 1359940), (19804, 1019955), (21030, 960494), (24755, 815964), (29706, 679970), (42060, 480247), (49510, 407982), (59412, 339985), (67997, 297060), (74265, 271988), (99020, 203991), (135994, 148530)]