20537550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:496

約数の個数: 120

約数和(自身を含む): 62386632

約数和(自身を除く): 41849082

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 81, 90, 99, 110, 135, 150, 162, 165, 198, 225, 270, 275, 297, 330, 405, 450, 461, 495, 550, 594, 675, 810, 825, 891, 922, 990, 1350, 1383, 1485, 1650, 1782, 2025, 2305, 2475, 2766, 2970, 4050, 4149, 4455, 4610, 4950, 5071, 6915, 7425, 8298, 8910, 10142, 11525, 12447, 13830, 14850, 15213, 20745, 22275, 23050, 24894, 25355, 30426, 34575, 37341, 41490, 44550, 45639, 50710, 62235, 69150, 74682, 76065, 91278, 103725, 124470, 126775, 136917, 152130, 186705, 207450, 228195, 253550, 273834, 311175, 373410, 380325, 410751, 456390, 622350, 684585, 760650, 821502, 933525, 1140975, 1369170, 1867050, 2053755, 2281950, 3422925, 4107510, 6845850, 10268775, 20537550]

約数ペア:

[(1, 20537550), (2, 10268775), (3, 6845850), (5, 4107510), (6, 3422925), (9, 2281950), (10, 2053755), (11, 1867050), (15, 1369170), (18, 1140975), (22, 933525), (25, 821502), (27, 760650), (30, 684585), (33, 622350), (45, 456390), (50, 410751), (54, 380325), (55, 373410), (66, 311175), (75, 273834), (81, 253550), (90, 228195), (99, 207450), (110, 186705), (135, 152130), (150, 136917), (162, 126775), (165, 124470), (198, 103725), (225, 91278), (270, 76065), (275, 74682), (297, 69150), (330, 62235), (405, 50710), (450, 45639), (461, 44550), (495, 41490), (550, 37341), (594, 34575), (675, 30426), (810, 25355), (825, 24894), (891, 23050), (922, 22275), (990, 20745), (1350, 15213), (1383, 14850), (1485, 13830), (1650, 12447), (1782, 11525), (2025, 10142), (2305, 8910), (2475, 8298), (2766, 7425), (2970, 6915), (4050, 5071), (4149, 4950), (4455, 4610)]