20035500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 144

約数和(自身を含む): 63239904

約数和(自身を除く): 43204404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 37, 38, 50, 57, 60, 74, 75, 76, 95, 100, 111, 114, 125, 148, 150, 185, 190, 222, 228, 250, 285, 300, 361, 370, 375, 380, 444, 475, 500, 555, 570, 703, 722, 740, 750, 925, 950, 1083, 1110, 1140, 1406, 1425, 1444, 1500, 1805, 1850, 1900, 2109, 2166, 2220, 2375, 2775, 2812, 2850, 3515, 3610, 3700, 4218, 4332, 4625, 4750, 5415, 5550, 5700, 7030, 7125, 7220, 8436, 9025, 9250, 9500, 10545, 10830, 11100, 13357, 13875, 14060, 14250, 17575, 18050, 18500, 21090, 21660, 26714, 27075, 27750, 28500, 35150, 36100, 40071, 42180, 45125, 52725, 53428, 54150, 55500, 66785, 70300, 80142, 87875, 90250, 105450, 108300, 133570, 135375, 160284, 175750, 180500, 200355, 210900, 263625, 267140, 270750, 333925, 351500, 400710, 527250, 541500, 667850, 801420, 1001775, 1054500, 1335700, 1669625, 2003550, 3339250, 4007100, 5008875, 6678500, 10017750, 20035500]

約数ペア:

[(1, 20035500), (2, 10017750), (3, 6678500), (4, 5008875), (5, 4007100), (6, 3339250), (10, 2003550), (12, 1669625), (15, 1335700), (19, 1054500), (20, 1001775), (25, 801420), (30, 667850), (37, 541500), (38, 527250), (50, 400710), (57, 351500), (60, 333925), (74, 270750), (75, 267140), (76, 263625), (95, 210900), (100, 200355), (111, 180500), (114, 175750), (125, 160284), (148, 135375), (150, 133570), (185, 108300), (190, 105450), (222, 90250), (228, 87875), (250, 80142), (285, 70300), (300, 66785), (361, 55500), (370, 54150), (375, 53428), (380, 52725), (444, 45125), (475, 42180), (500, 40071), (555, 36100), (570, 35150), (703, 28500), (722, 27750), (740, 27075), (750, 26714), (925, 21660), (950, 21090), (1083, 18500), (1110, 18050), (1140, 17575), (1406, 14250), (1425, 14060), (1444, 13875), (1500, 13357), (1805, 11100), (1850, 10830), (1900, 10545), (2109, 9500), (2166, 9250), (2220, 9025), (2375, 8436), (2775, 7220), (2812, 7125), (2850, 7030), (3515, 5700), (3610, 5550), (3700, 5415), (4218, 4750), (4332, 4625)]