1900535120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{9431}}^1$

素因数の和:9684

約数の個数: 80

約数和(自身を含む): 4842011520

約数和(自身を除く): 2941476400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 229, 440, 458, 880, 916, 1145, 1832, 2290, 2519, 3664, 4580, 5038, 9160, 9431, 10076, 12595, 18320, 18862, 20152, 25190, 37724, 40304, 47155, 50380, 75448, 94310, 100760, 103741, 150896, 188620, 201520, 207482, 377240, 414964, 518705, 754480, 829928, 1037410, 1659856, 2074820, 2159699, 4149640, 4319398, 8299280, 8638796, 10798495, 17277592, 21596990, 23756689, 34555184, 43193980, 47513378, 86387960, 95026756, 118783445, 172775920, 190053512, 237566890, 380107024, 475133780, 950267560, 1900535120]

約数ペア:

[(1, 1900535120), (2, 950267560), (4, 475133780), (5, 380107024), (8, 237566890), (10, 190053512), (11, 172775920), (16, 118783445), (20, 95026756), (22, 86387960), (40, 47513378), (44, 43193980), (55, 34555184), (80, 23756689), (88, 21596990), (110, 17277592), (176, 10798495), (220, 8638796), (229, 8299280), (440, 4319398), (458, 4149640), (880, 2159699), (916, 2074820), (1145, 1659856), (1832, 1037410), (2290, 829928), (2519, 754480), (3664, 518705), (4580, 414964), (5038, 377240), (9160, 207482), (9431, 201520), (10076, 188620), (12595, 150896), (18320, 103741), (18862, 100760), (20152, 94310), (25190, 75448), (37724, 50380), (40304, 47155)]