11523880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 27864000

約数和(自身を除く): 16340120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 257, 295, 380, 472, 514, 590, 760, 1028, 1121, 1180, 1285, 2056, 2242, 2360, 2570, 4484, 4883, 5140, 5605, 8968, 9766, 10280, 11210, 15163, 19532, 22420, 24415, 30326, 39064, 44840, 48830, 60652, 75815, 97660, 121304, 151630, 195320, 288097, 303260, 576194, 606520, 1152388, 1440485, 2304776, 2880970, 5761940, 11523880]

約数ペア:

[(1, 11523880), (2, 5761940), (4, 2880970), (5, 2304776), (8, 1440485), (10, 1152388), (19, 606520), (20, 576194), (38, 303260), (40, 288097), (59, 195320), (76, 151630), (95, 121304), (118, 97660), (152, 75815), (190, 60652), (236, 48830), (257, 44840), (295, 39064), (380, 30326), (472, 24415), (514, 22420), (590, 19532), (760, 15163), (1028, 11210), (1121, 10280), (1180, 9766), (1285, 8968), (2056, 5605), (2242, 5140), (2360, 4883), (2570, 4484)]