2019949750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{88789}}^1$

素因数の和:88826

約数の個数: 64

約数和(自身を含む): 4654016640

約数和(自身を除く): 2634066890

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 125, 130, 175, 182, 250, 325, 350, 455, 650, 875, 910, 1625, 1750, 2275, 3250, 4550, 11375, 22750, 88789, 177578, 443945, 621523, 887890, 1154257, 1243046, 2219725, 2308514, 3107615, 4439450, 5771285, 6215230, 8079799, 11098625, 11542570, 15538075, 16159598, 22197250, 28856425, 31076150, 40398995, 57712850, 77690375, 80797990, 144282125, 155380750, 201994975, 288564250, 403989950, 1009974875, 2019949750]

約数ペア:

[(1, 2019949750), (2, 1009974875), (5, 403989950), (7, 288564250), (10, 201994975), (13, 155380750), (14, 144282125), (25, 80797990), (26, 77690375), (35, 57712850), (50, 40398995), (65, 31076150), (70, 28856425), (91, 22197250), (125, 16159598), (130, 15538075), (175, 11542570), (182, 11098625), (250, 8079799), (325, 6215230), (350, 5771285), (455, 4439450), (650, 3107615), (875, 2308514), (910, 2219725), (1625, 1243046), (1750, 1154257), (2275, 887890), (3250, 621523), (4550, 443945), (11375, 177578), (22750, 88789)]