1900418440040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{22940831}}^1$

素因数の和:22940970

約数の個数: 64

約数和(自身を含む): 4542284736000

約数和(自身を除く): 2641866295960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 1090, 2071, 2180, 4142, 4360, 8284, 10355, 16568, 20710, 41420, 82840, 22940831, 45881662, 91763324, 114704155, 183526648, 229408310, 435875789, 458816620, 871751578, 917633240, 1743503156, 2179378945, 2500550579, 3487006312, 4358757890, 5001101158, 8717515780, 10002202316, 12502752895, 17435031560, 20004404632, 25005505790, 47510461001, 50011011580, 95020922002, 100022023160, 190041844004, 237552305005, 380083688008, 475104610010, 950209220020, 1900418440040]

約数ペア:

[(1, 1900418440040), (2, 950209220020), (4, 475104610010), (5, 380083688008), (8, 237552305005), (10, 190041844004), (19, 100022023160), (20, 95020922002), (38, 50011011580), (40, 47510461001), (76, 25005505790), (95, 20004404632), (109, 17435031560), (152, 12502752895), (190, 10002202316), (218, 8717515780), (380, 5001101158), (436, 4358757890), (545, 3487006312), (760, 2500550579), (872, 2179378945), (1090, 1743503156), (2071, 917633240), (2180, 871751578), (4142, 458816620), (4360, 435875789), (8284, 229408310), (10355, 183526648), (16568, 114704155), (20710, 91763324), (41420, 45881662), (82840, 22940831)]