38894900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1905

約数の個数: 72

約数和(自身を含む): 96972960

約数和(自身を除く): 58078060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1861, 1900, 2090, 3722, 4180, 5225, 7444, 9305, 10450, 18610, 20471, 20900, 35359, 37220, 40942, 46525, 70718, 81884, 93050, 102355, 141436, 176795, 186100, 204710, 353590, 388949, 409420, 511775, 707180, 777898, 883975, 1023550, 1555796, 1767950, 1944745, 2047100, 3535900, 3889490, 7778980, 9723725, 19447450, 38894900]

約数ペア:

[(1, 38894900), (2, 19447450), (4, 9723725), (5, 7778980), (10, 3889490), (11, 3535900), (19, 2047100), (20, 1944745), (22, 1767950), (25, 1555796), (38, 1023550), (44, 883975), (50, 777898), (55, 707180), (76, 511775), (95, 409420), (100, 388949), (110, 353590), (190, 204710), (209, 186100), (220, 176795), (275, 141436), (380, 102355), (418, 93050), (475, 81884), (550, 70718), (836, 46525), (950, 40942), (1045, 37220), (1100, 35359), (1861, 20900), (1900, 20471), (2090, 18610), (3722, 10450), (4180, 9305), (5225, 7444)]