19463880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2734

約数の個数: 64

約数和(自身を含む): 59371200

約数和(自身を除く): 39907320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2659, 3660, 5318, 7320, 7977, 10636, 13295, 15954, 21272, 26590, 31908, 39885, 53180, 63816, 79770, 106360, 159540, 162199, 319080, 324398, 486597, 648796, 810995, 973194, 1297592, 1621990, 1946388, 2432985, 3243980, 3892776, 4865970, 6487960, 9731940, 19463880]

約数ペア:

[(1, 19463880), (2, 9731940), (3, 6487960), (4, 4865970), (5, 3892776), (6, 3243980), (8, 2432985), (10, 1946388), (12, 1621990), (15, 1297592), (20, 973194), (24, 810995), (30, 648796), (40, 486597), (60, 324398), (61, 319080), (120, 162199), (122, 159540), (183, 106360), (244, 79770), (305, 63816), (366, 53180), (488, 39885), (610, 31908), (732, 26590), (915, 21272), (1220, 15954), (1464, 13295), (1830, 10636), (2440, 7977), (2659, 7320), (3660, 5318)]