23018120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 56332800

約数和(自身を除く): 33314680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 977, 1178, 1240, 1954, 2356, 2945, 3908, 4712, 4885, 5890, 7816, 9770, 11780, 18563, 19540, 23560, 30287, 37126, 39080, 60574, 74252, 92815, 121148, 148504, 151435, 185630, 242296, 302870, 371260, 575453, 605740, 742520, 1150906, 1211480, 2301812, 2877265, 4603624, 5754530, 11509060, 23018120]

約数ペア:

[(1, 23018120), (2, 11509060), (4, 5754530), (5, 4603624), (8, 2877265), (10, 2301812), (19, 1211480), (20, 1150906), (31, 742520), (38, 605740), (40, 575453), (62, 371260), (76, 302870), (95, 242296), (124, 185630), (152, 151435), (155, 148504), (190, 121148), (248, 92815), (310, 74252), (380, 60574), (589, 39080), (620, 37126), (760, 30287), (977, 23560), (1178, 19540), (1240, 18563), (1954, 11780), (2356, 9770), (2945, 7816), (3908, 5890), (4712, 4885)]