18751920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7103}}^1$

素因数の和:7130

約数の個数: 80

約数和(自身を含む): 63424512

約数和(自身を除く): 44672592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7103, 14206, 21309, 28412, 35515, 42618, 56824, 71030, 78133, 85236, 106545, 113648, 142060, 156266, 170472, 213090, 234399, 284120, 312532, 340944, 390665, 426180, 468798, 568240, 625064, 781330, 852360, 937596, 1171995, 1250128, 1562660, 1704720, 1875192, 2343990, 3125320, 3750384, 4687980, 6250640, 9375960, 18751920]

約数ペア:

[(1, 18751920), (2, 9375960), (3, 6250640), (4, 4687980), (5, 3750384), (6, 3125320), (8, 2343990), (10, 1875192), (11, 1704720), (12, 1562660), (15, 1250128), (16, 1171995), (20, 937596), (22, 852360), (24, 781330), (30, 625064), (33, 568240), (40, 468798), (44, 426180), (48, 390665), (55, 340944), (60, 312532), (66, 284120), (80, 234399), (88, 213090), (110, 170472), (120, 156266), (132, 142060), (165, 113648), (176, 106545), (220, 85236), (240, 78133), (264, 71030), (330, 56824), (440, 42618), (528, 35515), (660, 28412), (880, 21309), (1320, 14206), (2640, 7103)]