19589640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23321}}^1$

素因数の和:23342

約数の個数: 64

約数和(自身を含む): 67167360

約数和(自身を除く): 47577720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23321, 46642, 69963, 93284, 116605, 139926, 163247, 186568, 233210, 279852, 326494, 349815, 466420, 489741, 559704, 652988, 699630, 816235, 932840, 979482, 1305976, 1399260, 1632470, 1958964, 2448705, 2798520, 3264940, 3917928, 4897410, 6529880, 9794820, 19589640]

約数ペア:

[(1, 19589640), (2, 9794820), (3, 6529880), (4, 4897410), (5, 3917928), (6, 3264940), (7, 2798520), (8, 2448705), (10, 1958964), (12, 1632470), (14, 1399260), (15, 1305976), (20, 979482), (21, 932840), (24, 816235), (28, 699630), (30, 652988), (35, 559704), (40, 489741), (42, 466420), (56, 349815), (60, 326494), (70, 279852), (84, 233210), (105, 186568), (120, 163247), (140, 139926), (168, 116605), (210, 93284), (280, 69963), (420, 46642), (840, 23321)]