2019431140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1997

約数の個数: 96

約数和(自身を含む): 4594028544

約数和(自身を除く): 2574597404

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 47, 62, 74, 94, 124, 148, 155, 185, 188, 235, 310, 370, 470, 620, 740, 940, 1147, 1457, 1739, 1873, 2294, 2914, 3478, 3746, 4588, 5735, 5828, 6956, 7285, 7492, 8695, 9365, 11470, 14570, 17390, 18730, 22940, 29140, 34780, 37460, 53909, 58063, 69301, 88031, 107818, 116126, 138602, 176062, 215636, 232252, 269545, 277204, 290315, 346505, 352124, 440155, 539090, 580630, 693010, 880310, 1078180, 1161260, 1386020, 1760620, 2148331, 2728961, 3257147, 4296662, 5457922, 6514294, 8593324, 10741655, 10915844, 13028588, 13644805, 16285735, 21483310, 27289610, 32571470, 42966620, 54579220, 65142940, 100971557, 201943114, 403886228, 504857785, 1009715570, 2019431140]

約数ペア:

[(1, 2019431140), (2, 1009715570), (4, 504857785), (5, 403886228), (10, 201943114), (20, 100971557), (31, 65142940), (37, 54579220), (47, 42966620), (62, 32571470), (74, 27289610), (94, 21483310), (124, 16285735), (148, 13644805), (155, 13028588), (185, 10915844), (188, 10741655), (235, 8593324), (310, 6514294), (370, 5457922), (470, 4296662), (620, 3257147), (740, 2728961), (940, 2148331), (1147, 1760620), (1457, 1386020), (1739, 1161260), (1873, 1078180), (2294, 880310), (2914, 693010), (3478, 580630), (3746, 539090), (4588, 440155), (5735, 352124), (5828, 346505), (6956, 290315), (7285, 277204), (7492, 269545), (8695, 232252), (9365, 215636), (11470, 176062), (14570, 138602), (17390, 116126), (18730, 107818), (22940, 88031), (29140, 69301), (34780, 58063), (37460, 53909)]