28339890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{983}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 70352064

約数和(自身を除く): 42012174

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 961, 983, 1922, 1966, 2883, 2949, 4805, 4915, 5766, 5898, 9610, 9830, 14415, 14745, 28830, 29490, 30473, 60946, 91419, 152365, 182838, 304730, 457095, 914190, 944663, 1889326, 2833989, 4723315, 5667978, 9446630, 14169945, 28339890]

約数ペア:

[(1, 28339890), (2, 14169945), (3, 9446630), (5, 5667978), (6, 4723315), (10, 2833989), (15, 1889326), (30, 944663), (31, 914190), (62, 457095), (93, 304730), (155, 182838), (186, 152365), (310, 91419), (465, 60946), (930, 30473), (961, 29490), (983, 28830), (1922, 14745), (1966, 14415), (2883, 9830), (2949, 9610), (4805, 5898), (4915, 5766)]