328707220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{2357}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 728904960

約数和(自身を除く): 400197740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 734, 1468, 1835, 2357, 3670, 4714, 6973, 7340, 9428, 11785, 13946, 23570, 27892, 34865, 44783, 47140, 69730, 89566, 139460, 179132, 223915, 447830, 865019, 895660, 1730038, 3460076, 4325095, 8650190, 16435361, 17300380, 32870722, 65741444, 82176805, 164353610, 328707220]

約数ペア:

[(1, 328707220), (2, 164353610), (4, 82176805), (5, 65741444), (10, 32870722), (19, 17300380), (20, 16435361), (38, 8650190), (76, 4325095), (95, 3460076), (190, 1730038), (367, 895660), (380, 865019), (734, 447830), (1468, 223915), (1835, 179132), (2357, 139460), (3670, 89566), (4714, 69730), (6973, 47140), (7340, 44783), (9428, 34865), (11785, 27892), (13946, 23570)]