18852695260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149791}}^1$

素因数の和:149867

約数の個数: 96

約数和(自身を含む): 48316907520

約数和(自身を除く): 29464212260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 290, 310, 406, 434, 580, 620, 812, 868, 899, 1015, 1085, 1798, 2030, 2170, 3596, 4060, 4340, 4495, 6293, 8990, 12586, 17980, 25172, 31465, 62930, 125860, 149791, 299582, 599164, 748955, 1048537, 1497910, 2097074, 2995820, 4194148, 4343939, 4643521, 5242685, 8687878, 9287042, 10485370, 17375756, 18574084, 20970740, 21719695, 23217605, 30407573, 32504647, 43439390, 46435210, 60815146, 65009294, 86878780, 92870420, 121630292, 130018588, 134662109, 152037865, 162523235, 269324218, 304075730, 325046470, 538648436, 608151460, 650092940, 673310545, 942634763, 1346621090, 1885269526, 2693242180, 3770539052, 4713173815, 9426347630, 18852695260]

約数ペア:

[(1, 18852695260), (2, 9426347630), (4, 4713173815), (5, 3770539052), (7, 2693242180), (10, 1885269526), (14, 1346621090), (20, 942634763), (28, 673310545), (29, 650092940), (31, 608151460), (35, 538648436), (58, 325046470), (62, 304075730), (70, 269324218), (116, 162523235), (124, 152037865), (140, 134662109), (145, 130018588), (155, 121630292), (203, 92870420), (217, 86878780), (290, 65009294), (310, 60815146), (406, 46435210), (434, 43439390), (580, 32504647), (620, 30407573), (812, 23217605), (868, 21719695), (899, 20970740), (1015, 18574084), (1085, 17375756), (1798, 10485370), (2030, 9287042), (2170, 8687878), (3596, 5242685), (4060, 4643521), (4340, 4343939), (4495, 4194148), (6293, 2995820), (8990, 2097074), (12586, 1497910), (17980, 1048537), (25172, 748955), (31465, 599164), (62930, 299582), (125860, 149791)]