2016847720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12577}}^1$

素因数の和:12818

約数の個数: 64

約数和(自身を含む): 4799764800

約数和(自身を除く): 2782917080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 211, 380, 422, 760, 844, 1055, 1688, 2110, 4009, 4220, 8018, 8440, 12577, 16036, 20045, 25154, 32072, 40090, 50308, 62885, 80180, 100616, 125770, 160360, 238963, 251540, 477926, 503080, 955852, 1194815, 1911704, 2389630, 2653747, 4779260, 5307494, 9558520, 10614988, 13268735, 21229976, 26537470, 50421193, 53074940, 100842386, 106149880, 201684772, 252105965, 403369544, 504211930, 1008423860, 2016847720]

約数ペア:

[(1, 2016847720), (2, 1008423860), (4, 504211930), (5, 403369544), (8, 252105965), (10, 201684772), (19, 106149880), (20, 100842386), (38, 53074940), (40, 50421193), (76, 26537470), (95, 21229976), (152, 13268735), (190, 10614988), (211, 9558520), (380, 5307494), (422, 4779260), (760, 2653747), (844, 2389630), (1055, 1911704), (1688, 1194815), (2110, 955852), (4009, 503080), (4220, 477926), (8018, 251540), (8440, 238963), (12577, 160360), (16036, 125770), (20045, 100616), (25154, 80180), (32072, 62885), (40090, 50308)]