19927203040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{64901}}^1$

素因数の和:65036

約数の個数: 96

約数和(自身を含む): 50047230240

約数和(自身を除く): 30120027200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 101, 152, 160, 190, 202, 304, 380, 404, 505, 608, 760, 808, 1010, 1520, 1616, 1919, 2020, 3040, 3232, 3838, 4040, 7676, 8080, 9595, 15352, 16160, 19190, 30704, 38380, 61408, 64901, 76760, 129802, 153520, 259604, 307040, 324505, 519208, 649010, 1038416, 1233119, 1298020, 2076832, 2466238, 2596040, 4932476, 5192080, 6165595, 6555001, 9864952, 10384160, 12331190, 13110002, 19729904, 24662380, 26220004, 32775005, 39459808, 49324760, 52440008, 65550010, 98649520, 104880016, 124545019, 131100020, 197299040, 209760032, 249090038, 262200040, 498180076, 524400080, 622725095, 996360152, 1048800160, 1245450190, 1992720304, 2490900380, 3985440608, 4981800760, 9963601520, 19927203040]

約数ペア:

[(1, 19927203040), (2, 9963601520), (4, 4981800760), (5, 3985440608), (8, 2490900380), (10, 1992720304), (16, 1245450190), (19, 1048800160), (20, 996360152), (32, 622725095), (38, 524400080), (40, 498180076), (76, 262200040), (80, 249090038), (95, 209760032), (101, 197299040), (152, 131100020), (160, 124545019), (190, 104880016), (202, 98649520), (304, 65550010), (380, 52440008), (404, 49324760), (505, 39459808), (608, 32775005), (760, 26220004), (808, 24662380), (1010, 19729904), (1520, 13110002), (1616, 12331190), (1919, 10384160), (2020, 9864952), (3040, 6555001), (3232, 6165595), (3838, 5192080), (4040, 4932476), (7676, 2596040), (8080, 2466238), (9595, 2076832), (15352, 1298020), (16160, 1233119), (19190, 1038416), (30704, 649010), (38380, 519208), (61408, 324505), (64901, 307040), (76760, 259604), (129802, 153520)]