28338880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 112

約数和(自身を含む): 73152000

約数和(自身を除く): 44813120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 59, 64, 76, 79, 80, 95, 118, 152, 158, 160, 190, 236, 295, 304, 316, 320, 380, 395, 472, 590, 608, 632, 760, 790, 944, 1121, 1180, 1216, 1264, 1501, 1520, 1580, 1888, 2242, 2360, 2528, 3002, 3040, 3160, 3776, 4484, 4661, 4720, 5056, 5605, 6004, 6080, 6320, 7505, 8968, 9322, 9440, 11210, 12008, 12640, 15010, 17936, 18644, 18880, 22420, 23305, 24016, 25280, 30020, 35872, 37288, 44840, 46610, 48032, 60040, 71744, 74576, 88559, 89680, 93220, 96064, 120080, 149152, 177118, 179360, 186440, 240160, 298304, 354236, 358720, 372880, 442795, 480320, 708472, 745760, 885590, 1416944, 1491520, 1771180, 2833888, 3542360, 5667776, 7084720, 14169440, 28338880]

約数ペア:

[(1, 28338880), (2, 14169440), (4, 7084720), (5, 5667776), (8, 3542360), (10, 2833888), (16, 1771180), (19, 1491520), (20, 1416944), (32, 885590), (38, 745760), (40, 708472), (59, 480320), (64, 442795), (76, 372880), (79, 358720), (80, 354236), (95, 298304), (118, 240160), (152, 186440), (158, 179360), (160, 177118), (190, 149152), (236, 120080), (295, 96064), (304, 93220), (316, 89680), (320, 88559), (380, 74576), (395, 71744), (472, 60040), (590, 48032), (608, 46610), (632, 44840), (760, 37288), (790, 35872), (944, 30020), (1121, 25280), (1180, 24016), (1216, 23305), (1264, 22420), (1501, 18880), (1520, 18644), (1580, 17936), (1888, 15010), (2242, 12640), (2360, 12008), (2528, 11210), (3002, 9440), (3040, 9322), (3160, 8968), (3776, 7505), (4484, 6320), (4661, 6080), (4720, 6004), (5056, 5605)]