1996140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 6289920

約数和(自身を除く): 4293780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 103, 114, 170, 190, 204, 206, 228, 255, 285, 309, 323, 340, 380, 412, 510, 515, 570, 618, 646, 969, 1020, 1030, 1140, 1236, 1292, 1545, 1615, 1751, 1938, 1957, 2060, 3090, 3230, 3502, 3876, 3914, 4845, 5253, 5871, 6180, 6460, 7004, 7828, 8755, 9690, 9785, 10506, 11742, 17510, 19380, 19570, 21012, 23484, 26265, 29355, 33269, 35020, 39140, 52530, 58710, 66538, 99807, 105060, 117420, 133076, 166345, 199614, 332690, 399228, 499035, 665380, 998070, 1996140]

約数ペア:

[(1, 1996140), (2, 998070), (3, 665380), (4, 499035), (5, 399228), (6, 332690), (10, 199614), (12, 166345), (15, 133076), (17, 117420), (19, 105060), (20, 99807), (30, 66538), (34, 58710), (38, 52530), (51, 39140), (57, 35020), (60, 33269), (68, 29355), (76, 26265), (85, 23484), (95, 21012), (102, 19570), (103, 19380), (114, 17510), (170, 11742), (190, 10506), (204, 9785), (206, 9690), (228, 8755), (255, 7828), (285, 7004), (309, 6460), (323, 6180), (340, 5871), (380, 5253), (412, 4845), (510, 3914), (515, 3876), (570, 3502), (618, 3230), (646, 3090), (969, 2060), (1020, 1957), (1030, 1938), (1140, 1751), (1236, 1615), (1292, 1545)]