19656480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1370

約数の個数: 96

約数和(自身を含む): 63963648

約数和(自身を除く): 44307168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1321, 1488, 1860, 2480, 2642, 2976, 3720, 3963, 4960, 5284, 6605, 7440, 7926, 10568, 13210, 14880, 15852, 19815, 21136, 26420, 31704, 39630, 40951, 42272, 52840, 63408, 79260, 81902, 105680, 122853, 126816, 158520, 163804, 204755, 211360, 245706, 317040, 327608, 409510, 491412, 614265, 634080, 655216, 819020, 982824, 1228530, 1310432, 1638040, 1965648, 2457060, 3276080, 3931296, 4914120, 6552160, 9828240, 19656480]

約数ペア:

[(1, 19656480), (2, 9828240), (3, 6552160), (4, 4914120), (5, 3931296), (6, 3276080), (8, 2457060), (10, 1965648), (12, 1638040), (15, 1310432), (16, 1228530), (20, 982824), (24, 819020), (30, 655216), (31, 634080), (32, 614265), (40, 491412), (48, 409510), (60, 327608), (62, 317040), (80, 245706), (93, 211360), (96, 204755), (120, 163804), (124, 158520), (155, 126816), (160, 122853), (186, 105680), (240, 81902), (248, 79260), (310, 63408), (372, 52840), (465, 42272), (480, 40951), (496, 39630), (620, 31704), (744, 26420), (930, 21136), (992, 19815), (1240, 15852), (1321, 14880), (1488, 13210), (1860, 10568), (2480, 7926), (2642, 7440), (2976, 6605), (3720, 5284), (3963, 4960)]