28486380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 87494400

約数和(自身を除く): 59008020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 295, 354, 390, 590, 619, 708, 767, 780, 885, 1180, 1238, 1534, 1770, 1857, 2301, 2476, 3068, 3095, 3540, 3714, 3835, 4602, 6190, 7428, 7670, 8047, 9204, 9285, 11505, 12380, 15340, 16094, 18570, 23010, 24141, 32188, 36521, 37140, 40235, 46020, 48282, 73042, 80470, 96564, 109563, 120705, 146084, 160940, 182605, 219126, 241410, 365210, 438252, 474773, 482820, 547815, 730420, 949546, 1095630, 1424319, 1899092, 2191260, 2373865, 2848638, 4747730, 5697276, 7121595, 9495460, 14243190, 28486380]

約数ペア:

[(1, 28486380), (2, 14243190), (3, 9495460), (4, 7121595), (5, 5697276), (6, 4747730), (10, 2848638), (12, 2373865), (13, 2191260), (15, 1899092), (20, 1424319), (26, 1095630), (30, 949546), (39, 730420), (52, 547815), (59, 482820), (60, 474773), (65, 438252), (78, 365210), (118, 241410), (130, 219126), (156, 182605), (177, 160940), (195, 146084), (236, 120705), (260, 109563), (295, 96564), (354, 80470), (390, 73042), (590, 48282), (619, 46020), (708, 40235), (767, 37140), (780, 36521), (885, 32188), (1180, 24141), (1238, 23010), (1534, 18570), (1770, 16094), (1857, 15340), (2301, 12380), (2476, 11505), (3068, 9285), (3095, 9204), (3540, 8047), (3714, 7670), (3835, 7428), (4602, 6190)]