28918380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25367}}^1$

素因数の和:25398

約数の個数: 48

約数和(自身を含む): 85236480

約数和(自身を除く): 56318100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 25367, 50734, 76101, 101468, 126835, 152202, 253670, 304404, 380505, 481973, 507340, 761010, 963946, 1445919, 1522020, 1927892, 2409865, 2891838, 4819730, 5783676, 7229595, 9639460, 14459190, 28918380]

約数ペア:

[(1, 28918380), (2, 14459190), (3, 9639460), (4, 7229595), (5, 5783676), (6, 4819730), (10, 2891838), (12, 2409865), (15, 1927892), (19, 1522020), (20, 1445919), (30, 963946), (38, 761010), (57, 507340), (60, 481973), (76, 380505), (95, 304404), (114, 253670), (190, 152202), (228, 126835), (285, 101468), (380, 76101), (570, 50734), (1140, 25367)]