18743880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8221}}^1$

素因数の和:8254

約数の個数: 64

約数和(自身を含む): 59198400

約数和(自身を除く): 40454520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8221, 16442, 24663, 32884, 41105, 49326, 65768, 82210, 98652, 123315, 156199, 164420, 197304, 246630, 312398, 328840, 468597, 493260, 624796, 780995, 937194, 986520, 1249592, 1561990, 1874388, 2342985, 3123980, 3748776, 4685970, 6247960, 9371940, 18743880]

約数ペア:

[(1, 18743880), (2, 9371940), (3, 6247960), (4, 4685970), (5, 3748776), (6, 3123980), (8, 2342985), (10, 1874388), (12, 1561990), (15, 1249592), (19, 986520), (20, 937194), (24, 780995), (30, 624796), (38, 493260), (40, 468597), (57, 328840), (60, 312398), (76, 246630), (95, 197304), (114, 164420), (120, 156199), (152, 123315), (190, 98652), (228, 82210), (285, 65768), (380, 49326), (456, 41105), (570, 32884), (760, 24663), (1140, 16442), (2280, 8221)]