31667680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:992

約数の個数: 96

約数和(自身を含む): 86002560

約数和(自身を除く): 54334880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 947, 1045, 1520, 1672, 1760, 1894, 2090, 3040, 3344, 3788, 4180, 4735, 6688, 7576, 8360, 9470, 10417, 15152, 16720, 17993, 18940, 20834, 30304, 33440, 35986, 37880, 41668, 52085, 71972, 75760, 83336, 89965, 104170, 143944, 151520, 166672, 179930, 197923, 208340, 287888, 333344, 359860, 395846, 416680, 575776, 719720, 791692, 833360, 989615, 1439440, 1583384, 1666720, 1979230, 2878880, 3166768, 3958460, 6333536, 7916920, 15833840, 31667680]

約数ペア:

[(1, 31667680), (2, 15833840), (4, 7916920), (5, 6333536), (8, 3958460), (10, 3166768), (11, 2878880), (16, 1979230), (19, 1666720), (20, 1583384), (22, 1439440), (32, 989615), (38, 833360), (40, 791692), (44, 719720), (55, 575776), (76, 416680), (80, 395846), (88, 359860), (95, 333344), (110, 287888), (152, 208340), (160, 197923), (176, 179930), (190, 166672), (209, 151520), (220, 143944), (304, 104170), (352, 89965), (380, 83336), (418, 75760), (440, 71972), (608, 52085), (760, 41668), (836, 37880), (880, 35986), (947, 33440), (1045, 30304), (1520, 20834), (1672, 18940), (1760, 17993), (1894, 16720), (2090, 15152), (3040, 10417), (3344, 9470), (3788, 8360), (4180, 7576), (4735, 6688)]