20749050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{941}}^1$

素因数の和:973

約数の個数: 108

約数和(自身を含む): 64916046

約数和(自身を除く): 44166996

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 126, 147, 150, 175, 210, 225, 245, 294, 315, 350, 441, 450, 490, 525, 630, 735, 882, 941, 1050, 1225, 1470, 1575, 1882, 2205, 2450, 2823, 3150, 3675, 4410, 4705, 5646, 6587, 7350, 8469, 9410, 11025, 13174, 14115, 16938, 19761, 22050, 23525, 28230, 32935, 39522, 42345, 46109, 47050, 59283, 65870, 70575, 84690, 92218, 98805, 118566, 138327, 141150, 164675, 197610, 211725, 230545, 276654, 296415, 329350, 414981, 423450, 461090, 494025, 592830, 691635, 829962, 988050, 1152725, 1383270, 1482075, 2074905, 2305450, 2964150, 3458175, 4149810, 6916350, 10374525, 20749050]

約数ペア:

[(1, 20749050), (2, 10374525), (3, 6916350), (5, 4149810), (6, 3458175), (7, 2964150), (9, 2305450), (10, 2074905), (14, 1482075), (15, 1383270), (18, 1152725), (21, 988050), (25, 829962), (30, 691635), (35, 592830), (42, 494025), (45, 461090), (49, 423450), (50, 414981), (63, 329350), (70, 296415), (75, 276654), (90, 230545), (98, 211725), (105, 197610), (126, 164675), (147, 141150), (150, 138327), (175, 118566), (210, 98805), (225, 92218), (245, 84690), (294, 70575), (315, 65870), (350, 59283), (441, 47050), (450, 46109), (490, 42345), (525, 39522), (630, 32935), (735, 28230), (882, 23525), (941, 22050), (1050, 19761), (1225, 16938), (1470, 14115), (1575, 13174), (1882, 11025), (2205, 9410), (2450, 8469), (2823, 7350), (3150, 6587), (3675, 5646), (4410, 4705)]