30368840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1350

約数の個数: 64

約数和(自身を含む): 74304000

約数和(自身を除く): 43935160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 1289, 2356, 2578, 2945, 4712, 5156, 5890, 6445, 10312, 11780, 12890, 23560, 24491, 25780, 39959, 48982, 51560, 79918, 97964, 122455, 159836, 195928, 199795, 244910, 319672, 399590, 489820, 759221, 799180, 979640, 1518442, 1598360, 3036884, 3796105, 6073768, 7592210, 15184420, 30368840]

約数ペア:

[(1, 30368840), (2, 15184420), (4, 7592210), (5, 6073768), (8, 3796105), (10, 3036884), (19, 1598360), (20, 1518442), (31, 979640), (38, 799180), (40, 759221), (62, 489820), (76, 399590), (95, 319672), (124, 244910), (152, 199795), (155, 195928), (190, 159836), (248, 122455), (310, 97964), (380, 79918), (589, 51560), (620, 48982), (760, 39959), (1178, 25780), (1240, 24491), (1289, 23560), (2356, 12890), (2578, 11780), (2945, 10312), (4712, 6445), (5156, 5890)]